diff --git a/.stylelintrc.js b/.stylelintrc.js
index 2ae843a75..44adc446f 100644
--- a/.stylelintrc.js
+++ b/.stylelintrc.js
@@ -10,6 +10,7 @@ module.exports = {
     } ],
     'at-rule-no-unknown': [true, {
       ignoreAtRules: ['mixin', 'define-mixin']
-    }]
+    }],
+    'no-descending-specificity': null
   }
 };
diff --git a/schema.graphql b/schema.graphql
index 0f198316c..9bfdc34ab 100644
--- a/schema.graphql
+++ b/schema.graphql
@@ -185,6 +185,12 @@ input CreateProjectNotificationsRuleInput {
   """Words to exclude from notification"""
   excluding: [String!]! = []
 
+  """Treshold to be reached to send notification"""
+  threshold: Int = 100
+
+  """Treshold period in milliseconds"""
+  thresholdPeriod: Int = 3600000
+
   """Notification channels to recieve events"""
   channels: NotificationsChannelsInput!
 }
diff --git a/src/analytics/amplitude.ts b/src/analytics/amplitude.ts
index 98bcf6c44..ef729b4cf 100644
--- a/src/analytics/amplitude.ts
+++ b/src/analytics/amplitude.ts
@@ -43,6 +43,10 @@ export const Analytics = {
    * @param userId - user identifier
    */
   setUserId: (userId: string): void => {
+    if (!isRegistered) {
+      return;
+    }
+
     return setUserId(userId);
   },
 };
diff --git a/src/api/fragments.ts b/src/api/fragments.ts
index 622bb471d..467876b5a 100644
--- a/src/api/fragments.ts
+++ b/src/api/fragments.ts
@@ -80,6 +80,15 @@ export const PROJECT_NOTIFICATIONS_RULE_FRAGMENT = `
         isEnabled
       }
     }
+    threshold
+    thresholdPeriod
+  }
+`;
+
+export const PROJECT_NOTIFICATIONS_RULE_POINTER_FRAGMENT = `
+  fragment ProjectNotificationRulePointer on ProjectNotificationRulePointer {
+    id
+    projectId
   }
 `;
 
diff --git a/src/api/projects/index.js b/src/api/projects/index.js
index a9ebbad57..4e01ef12d 100644
--- a/src/api/projects/index.js
+++ b/src/api/projects/index.js
@@ -5,6 +5,7 @@ import {
   MUTATION_UPDATE_LAST_VISIT,
   MUTATION_CREATE_PROJECT_NOTIFY_RULE,
   MUTATION_UPDATE_PROJECT_NOTIFY_RULE,
+  MUTATION_REMOVE_PROJECT_NOTIFY_RULE,
   MUTATION_REMOVE_PROJECT,
   MUTATION_TOGGLE_ENABLED_STATE_OF_A_PROJECT_NOTIFY_RULE,
   QUERY_CHART_DATA, MUTATION_GENERATE_NEW_INTEGRATION_TOKEN
@@ -114,6 +115,18 @@ export async function updateProjectNotificationsRule(payload) {
   })).updateProjectNotificationsRule;
 }
 
+/**
+ * Send request for removing specific project notifications rule
+ *
+ * @param {ProjectNotificationRulePointer} payload - update rule payload
+ * @returns {Promise<ProjectNotificationsRule>}
+ */
+export async function removeProjectNotificationsRule(payload) {
+  return (await api.callOld(MUTATION_REMOVE_PROJECT_NOTIFY_RULE, {
+    input: payload,
+  })).removeProjectNotificationsRule;
+}
+
 /**
  * Send request for updating specific project notifications rule
  *
diff --git a/src/api/projects/queries.js b/src/api/projects/queries.js
index 463cfdc5c..becc65d40 100644
--- a/src/api/projects/queries.js
+++ b/src/api/projects/queries.js
@@ -109,6 +109,19 @@ export const MUTATION_UPDATE_PROJECT_NOTIFY_RULE = `
   ${PROJECT_NOTIFICATIONS_RULE_FRAGMENT}
 `;
 
+// language=GraphQL
+export const MUTATION_REMOVE_PROJECT_NOTIFY_RULE = `
+  mutation ( $input: ProjectNotificationRulePointer! ) {
+    deleteProjectNotificationsRule(
+      input: $input
+    ) {
+      ...ProjectNotificationsRule
+    }
+  }
+
+  ${PROJECT_NOTIFICATIONS_RULE_FRAGMENT}
+`;
+
 // language=GraphQL
 export const MUTATION_REMOVE_PROJECT = `
   mutation removeProject($projectId: ID!) {
diff --git a/src/components/catalog/Item.vue b/src/components/catalog/Item.vue
index a6edd95e6..482190e4e 100644
--- a/src/components/catalog/Item.vue
+++ b/src/components/catalog/Item.vue
@@ -75,8 +75,8 @@ export default {
   }
 
   &__header {
-    height: 100px;
     flex-shrink: 0;
+    height: 100px;
     background-position: center center;
     background-size: cover;
     border-radius: 4px;
diff --git a/src/components/catalog/catchers/AddCatcher.vue b/src/components/catalog/catchers/AddCatcher.vue
index eebd12784..128be6111 100644
--- a/src/components/catalog/catchers/AddCatcher.vue
+++ b/src/components/catalog/catchers/AddCatcher.vue
@@ -308,12 +308,12 @@ export default {
     }
 
     &__catalog-more {
-      background-color: var(--color-bg-main);
+      width: 100%;
       margin: 7.5px 7.5px 50px;
-      text-align: center;
       padding: 18px 20px;
+      text-align: center;
+      background-color: var(--color-bg-main);
       border-radius: 4px;
-      width: 100%;
       cursor: pointer;
       transition: all 0.2s ease;
 
diff --git a/src/components/event/details/DetailsBase.vue b/src/components/event/details/DetailsBase.vue
index 6aa4834f1..794631808 100644
--- a/src/components/event/details/DetailsBase.vue
+++ b/src/components/event/details/DetailsBase.vue
@@ -43,15 +43,15 @@ export default {
 <style>
   .event-details {
     &__header {
+      display: flex;
+      gap: 4px;
+      align-items: center;
       margin: 0 0 10px 0;
       color: var(--color-text-second);
       font-weight: bold;
       font-size: 12px;
       letter-spacing: 0.15px;
       text-transform: uppercase;
-      display: flex;
-      align-items: center;
-      gap: 4px;
 
       .icon {
         width: 20px;
diff --git a/src/components/forms/CustomSelect.vue b/src/components/forms/CustomSelect.vue
index c7641b1cf..afb940406 100644
--- a/src/components/forms/CustomSelect.vue
+++ b/src/components/forms/CustomSelect.vue
@@ -86,7 +86,7 @@ export default {
   },
   computed: {
     filteredOption() {
-      return this.options.filter(opt => opt !== this.value);
+      return this.options.filter(opt => opt.id !== this.value.id);
     },
   },
   methods: {
diff --git a/src/components/forms/RadioButtonGroup.vue b/src/components/forms/RadioButtonGroup.vue
index 23d3539a0..58c233fa0 100644
--- a/src/components/forms/RadioButtonGroup.vue
+++ b/src/components/forms/RadioButtonGroup.vue
@@ -41,8 +41,15 @@
             v-if="option.description"
             class="radio-button-group__option-description"
           >
-            {{ option.description }}
+            <div v-if="option.description !== undefined">
+              {{ option.description }}
+            </div>
           </div>
+          <slot
+            v-else
+            name="description"
+            :option="option"
+          />
         </div>
 
         <UiRadio
diff --git a/src/components/modals/ChooseTariffPlanPopup.vue b/src/components/modals/ChooseTariffPlanPopup.vue
index 29d29ac89..4afea31df 100644
--- a/src/components/modals/ChooseTariffPlanPopup.vue
+++ b/src/components/modals/ChooseTariffPlanPopup.vue
@@ -262,16 +262,16 @@ export default Vue.extend({
     }
 
     &__premium-card {
-      background: var(--color-bg-main);
-      border-radius: 7px;
       display: flex;
       align-items: center;
       padding: 20px 25px;
+      background: var(--color-bg-main);
+      border-radius: 7px;
     }
 
     &__premium-card-title {
-      font-weight: 600;
       width: 150px;
+      font-weight: 600;
     }
 
     &__premium-card-limit {
@@ -282,11 +282,11 @@ export default Vue.extend({
     }
 
     &__premium-card-price {
+      margin-right: 20px;
       margin-left: auto;
       color: var(--color-text-second);
       font-weight: 600;
       font-size: 13px;
-      margin-right: 20px;
     }
   }
 </style>
diff --git a/src/components/modals/PaymentDetailsDialog.vue b/src/components/modals/PaymentDetailsDialog.vue
index 3eb281482..0010c60c5 100644
--- a/src/components/modals/PaymentDetailsDialog.vue
+++ b/src/components/modals/PaymentDetailsDialog.vue
@@ -101,7 +101,6 @@
         v-if="isRecurrent"
         class="payment-details__adoption-autoProlongation"
       >
-      
         <UiCheckboxWithLabel
           v-model="isAcceptedRecurrentPaymentAgreement"
           class="payment-details__adoption-autoProlongation-item"
@@ -319,7 +318,7 @@ export default Vue.extend({
       const newCardOption: CustomSelectOption = {
         id: NEW_CARD_ID,
         value: NEW_CARD_ID,
-        name:  this.$t('billing.paymentDetails.newCard') as string
+        name:  this.$t('billing.paymentDetails.newCard') as string,
       };
 
       if (!cards) {
@@ -540,7 +539,7 @@ export default Vue.extend({
       const widget = new window.cp.CloudPayments({ language: this.$i18n.locale });
 
       const paymentData: PlanProlongationPayload = {
-        checksum: data.checksum
+        checksum: data.checksum,
       };
 
       const interval = this.workspace.isDebug ? 'Day' : 'Month';
@@ -560,7 +559,7 @@ export default Vue.extend({
       }
 
       const amount = data.isCardLinkOperation ? AMOUNT_FOR_CARD_VALIDATION : data.plan.monthlyCharge;
-      const method = data.isCardLinkOperation ? 'auth' : 'charge'
+      const method = data.isCardLinkOperation ? 'auth' : 'charge';
 
       widget.pay(method,
         {
diff --git a/src/components/project/EventBadge.vue b/src/components/project/EventBadge.vue
index 1914d3dfd..5c88aea1e 100644
--- a/src/components/project/EventBadge.vue
+++ b/src/components/project/EventBadge.vue
@@ -6,8 +6,14 @@
     <span class="event-badge__count">
       {{ eventCount | abbreviateNumber }}
     </span>
-    <div v-if="affectedUsersCount !== null && affectedUsersCount > 0" class="event-badge__affected-users">
-      <Icon symbol="user-small" class="event-badge__affected-users-icon"/>
+    <div
+      v-if="affectedUsersCount !== null && affectedUsersCount > 0"
+      class="event-badge__affected-users"
+    >
+      <Icon
+        symbol="user-small"
+        class="event-badge__affected-users-icon"
+      />
       {{ affectedUsersCount | abbreviateNumber }}
     </div>
   </div>
@@ -52,20 +58,20 @@ export default {
 <style>
 .event-badge {
   display: inline-flex;
+  align-items: center;
   height: 20px;
   padding: 5px 5px;
   color: var(--color-text-main);
   line-height: 9px;
   white-space: nowrap;
-  align-items: center;
   background-color: var(--color-indicator-medium);
   border-radius: 6px;
 
   &__affected-users {
-    font-size: 10px;
-    margin-left: 10px;
     display: flex;
     align-items: center;
+    margin-left: 10px;
+    font-size: 10px;
 
     &-icon {
       display: block;
@@ -76,8 +82,8 @@ export default {
   }
 
   &__count {
-    font-size: 12px;
     font-weight: bold;
+    font-size: 12px;
   }
 
   &--visited {
diff --git a/src/components/project/Overview.vue b/src/components/project/Overview.vue
index d88e4733a..f9fea4769 100644
--- a/src/components/project/Overview.vue
+++ b/src/components/project/Overview.vue
@@ -29,7 +29,7 @@
             :key="dailyEventInfo.groupHash"
             :last-occurrence-timestamp="dailyEventInfo.lastRepetitionTime"
             :count="dailyEventInfo.count"
-            :affected-users-count ="dailyEventInfo.affectedUsers"
+            :affected-users-count="dailyEventInfo.affectedUsers"
             class="project-overview__event"
             :event="getEventByProjectIdAndGroupHash(project.id, dailyEventInfo.groupHash)"
             @onAssigneeIconClick="showAssignees(project.id, dailyEventInfo.groupHash, $event)"
diff --git a/src/components/project/settings/Notifications.vue b/src/components/project/settings/Notifications.vue
index 0e1931733..e8f61cc00 100644
--- a/src/components/project/settings/Notifications.vue
+++ b/src/components/project/settings/Notifications.vue
@@ -37,6 +37,7 @@
         :project-id="project.id"
         :enable-editing="userCanEdit"
         @editClicked="editRule"
+        @removeClicked="removeRule"
       />
     </section>
   </div>
@@ -154,6 +155,15 @@ export default Vue.extend({
       this.addRuleOpened = true;
     },
 
+    removeRule(ruleId: string): void {
+      this.$store.dispatch('REMOVE_NOTIFICATIONS_RULE', {
+        projectId: this.project.id,
+        ruleId,
+      });
+
+      this.$forceUpdate();
+    },
+
     /**
      * Close and clear add rule form
      */
diff --git a/src/components/project/settings/NotificationsAddRule.vue b/src/components/project/settings/NotificationsAddRule.vue
index e3bc4fa5e..e4554c9fc 100644
--- a/src/components/project/settings/NotificationsAddRule.vue
+++ b/src/components/project/settings/NotificationsAddRule.vue
@@ -14,7 +14,7 @@
             :label="$t('projects.settings.notifications.email')"
             :description="$t('projects.settings.notifications.emailDescription')"
             :hidden="!form.channels.email.isEnabled"
-            :is-invalid="isFormInvalid && form.channels.email.isEnabled && checkChannelEmptiness('email')"
+            :is-invalid="!isChannelEndpointValid('email')"
             placeholder="alerts@yourteam.org"
           />
           <UiCheckbox
@@ -27,7 +27,7 @@
             :label="$t('projects.settings.notifications.slack')"
             :description="$t('projects.settings.notifications.slackDescription')"
             :hidden="!form.channels.slack.isEnabled"
-            :is-invalid="isFormInvalid && form.channels.slack.isEnabled && checkChannelEmptiness('slack')"
+            :is-invalid="!isChannelEndpointValid('slack')"
             placeholder="Webhook App endpoint"
           />
           <UiCheckbox
@@ -40,7 +40,7 @@
             :label="$t('projects.settings.notifications.telegram')"
             :description="$t('projects.settings.notifications.telegramDescription')"
             :hidden="!form.channels.telegram.isEnabled"
-            :is-invalid="isFormInvalid && form.channels.telegram.isEnabled && checkChannelEmptiness('telegram')"
+            :is-invalid="!isChannelEndpointValid('telegram')"
             placeholder="@hawkso_bot endpoint"
           />
           <UiCheckbox
@@ -59,7 +59,32 @@
             v-model="form.whatToReceive"
             name="whatToReceive"
             :options="receiveTypes"
-          />
+          >
+            <template #description="{ option }">
+              <div
+                v-if="option.id === receiveTypesEnum.SEEN_MORE"
+                class="grid-form__seen-more-description"
+              >
+                <TextFieldset
+                  v-model="selectedThreshold"
+                  type="number"
+                  :required="true"
+                  :is-invalid="!/^[1-9]\d*$/.test(selectedThreshold.toString())"
+                  :label="$t('common.threshold')"
+                  :need-image="false"
+                />
+                <CustomSelect
+                  v-model="selectedThresholdPeriod"
+                  :label="$t('common.thresholdPeriod')"
+                  :options="seenMoreThresholdPeriod"
+                  :need-image="false"
+                />
+              </div>
+              <div v-else>
+                {{ option.description }}
+              </div>
+            </template>
+          </RadioButtonGroup>
         </section>
       </div>
     </section>
@@ -107,7 +132,7 @@ import FormTextFieldset from './../../forms/TextFieldset.vue';
 import RadioButtonGroup, { RadioButtonGroupItem } from './../../forms/RadioButtonGroup.vue';
 import UiCheckbox from './../../forms/UiCheckbox.vue';
 import UiButton, { UiButtonComponent } from './../../utils/UiButton.vue';
-import { ProjectNotificationsRule, ReceiveTypes } from '@/types/project-notifications';
+import { ProjectNotificationsRule, ReceiveTypes, thresholdPeriodToMilliseconds, millisecondsToThresholdPeriod } from '@/types/project-notifications';
 import {
   ProjectNotificationsAddRulePayload,
   ProjectNotificationsUpdateRulePayload
@@ -115,6 +140,9 @@ import {
 import { deepMerge } from '@/utils';
 import { ADD_NOTIFICATIONS_RULE, UPDATE_NOTIFICATIONS_RULE } from '@/store/modules/projects/actionTypes';
 import notifier from 'codex-notifier';
+import CustomSelect from '@/components/forms/CustomSelect.vue';
+import CustomSelectOption from '@/types/customSelectOption';
+import TextFieldset from './../../forms/TextFieldset.vue';
 
 export default Vue.extend({
   name: 'ProjectSettingsNotificationsAddRule',
@@ -122,7 +150,9 @@ export default Vue.extend({
     FormTextFieldset,
     RadioButtonGroup,
     UiCheckbox,
+    CustomSelect,
     UiButton,
+    TextFieldset,
   },
   props: {
     /**
@@ -146,7 +176,18 @@ export default Vue.extend({
     receiveTypes: RadioButtonGroupItem[],
     isFormInvalid: boolean,
     isWaitingForResponse: boolean,
+    seenMoreThresholdPeriod: CustomSelectOption[],
+    receiveTypesEnum: typeof ReceiveTypes,
+    selectedThreshold: string,
+    selectedThresholdPeriod: CustomSelectOption,
     } {
+    const selectedThreshold = '100';
+    const selectedThresholdPeriod: CustomSelectOption = {
+      id: 'hour',
+      name: this.$t('common.hour') as string,
+      value: 'hour',
+    };
+
     return {
       /**
        * Form filling state
@@ -167,10 +208,33 @@ export default Vue.extend({
             isEnabled: false,
           },
         },
-        whatToReceive: ReceiveTypes.ONLY_NEW,
+        threshold: parseInt(selectedThreshold),
+        thresholdPeriod: thresholdPeriodToMilliseconds.get(selectedThresholdPeriod.id),
+        whatToReceive: ReceiveTypes.SEEN_MORE,
         including: [],
         excluding: [],
       },
+      receiveTypesEnum: ReceiveTypes,
+      seenMoreThresholdPeriod: [ {
+        id: 'minute',
+        value: 'minute',
+        name: this.$t('common.minute') as string,
+      },
+      {
+        id: 'hour',
+        value: 'hour',
+        name: this.$t('common.hour') as string,
+      },
+      {
+        id: 'day',
+        value: 'day',
+        name: this.$t('common.day') as string,
+      },
+      {
+        id: 'week',
+        value: 'week',
+        name: this.$t('common.week') as string,
+      } ],
       /**
        * Available options of 'What to receive'
        */
@@ -181,9 +245,8 @@ export default Vue.extend({
           description: this.$t('projects.settings.notifications.receiveNewDescription') as string,
         },
         {
-          id: ReceiveTypes.ALL,
-          label: this.$t('projects.settings.notifications.receiveAllLabel') as string,
-          description: this.$t('projects.settings.notifications.receiveAllDescription') as string,
+          id: ReceiveTypes.SEEN_MORE,
+          label: this.$t('projects.settings.notifications.receiveSeenMoreLabel') as string,
         },
       ],
 
@@ -196,6 +259,9 @@ export default Vue.extend({
        * Used to show loader and block multiple sending
        */
       isWaitingForResponse: false,
+
+      selectedThreshold,
+      selectedThresholdPeriod,
     };
   },
   computed: {
@@ -210,6 +276,21 @@ export default Vue.extend({
       return this.$t('projects.settings.notifications.updateRuleSubmit') as string;
     },
   },
+  watch: {
+    selectedThreshold: {
+      handler: function (value: string): void {
+        this.$set(this.form, 'threshold', parseInt(value));
+      },
+    },
+    selectedThresholdPeriod: {
+      handler: function (value: CustomSelectOption): void {
+        if (!value) {
+          return;
+        }
+        this.$set(this.form, 'thresholdPeriod', thresholdPeriodToMilliseconds.get(value.id));
+      },
+    },
+  },
   created(): void {
     /**
      * When we merge this.form and this.rule (on rule editing),
@@ -226,6 +307,17 @@ export default Vue.extend({
     if (this.rule) {
       const mergedRule = deepMerge(this.form, this.rule) as FormFilledByRule;
 
+      /**
+       * Set selecteable fields to currently saved un rule
+       * If nothing is stored in rule, set default values
+       */
+      if (this.rule.threshold !== undefined) {
+        this.$data.selectedThreshold = this.rule.threshold.toString();
+      }
+      this.$data.selectedThresholdPeriod = this.seenMoreThresholdPeriod.find((option) => {
+        return option.id === millisecondsToThresholdPeriod.get(this.rule.thresholdPeriod ?? 3600000);
+      }) as CustomSelectOption;
+
       /**
        * The type of this.form (ProjectNotificationsAddRulePayload)
        * should not not contain rule id
@@ -322,15 +414,20 @@ export default Vue.extend({
      * Validate saved form fields and return valid-status
      */
     validateForm(): boolean {
+      let allChannelsValid = true;
+
       /**
        * Check channels
        */
-      const notEmptyChannels = Object.keys(this.form.channels).filter((channelName: string) => {
-        return !this.checkChannelEmptiness(channelName);
+      const notEmptyChannels = Object.keys(this.form.channels).forEach((channelName: string) => {
+        if (!this.isChannelEndpointValid(channelName)) {
+          allChannelsValid = false;
+        }
       });
-      const allChannelsEmpty = notEmptyChannels.length === 0;
 
-      if (allChannelsEmpty) {
+      const isThresholdInvalid = !/^[1-9]\d*$/.test(this.selectedThreshold);
+
+      if (!allChannelsValid || isThresholdInvalid) {
         return false;
       }
 
@@ -338,15 +435,37 @@ export default Vue.extend({
     },
 
     /**
-     * Return true if channel's endpoint is not filled
+     * Return true if passed channel endpoint is filled correctly
      *
      * @param channelName - key of this.form.channels object
      */
-    checkChannelEmptiness(channelName: string): boolean {
+    isChannelEndpointValid(channelName: string): boolean {
       const channel = this.form.channels[channelName];
-      const endpointEmpty = channel.endpoint.replace(/\s+/, '').trim().length === 0;
 
-      return endpointEmpty;
+      switch (true) {
+        case (channelName === 'email' && this.form.channels.email!.isEnabled):
+          if (!/^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$/.test(this.form.channels.email!.endpoint)) {
+            return false;
+          }
+
+          return true;
+
+        case (channelName === 'slack' && this.form.channels.slack!.isEnabled):
+          if (!/^https:\/\/hooks\.slack\.com\/services\/[A-Za-z0-9]+\/[A-Za-z0-9]+\/[A-Za-z0-9]+$/.test(this.form.channels.slack!.endpoint)) {
+            return false;
+          }
+
+          return true;
+
+        case (channelName === 'telegram' && this.form.channels.telegram!.isEnabled):
+          if (!/^https:\/\/notify\.bot\.codex\.so\/u\/[A-Za-z0-9]+$/.test(this.form.channels.telegram!.endpoint)) {
+            return false;
+          }
+
+          return true;
+      }
+
+      return true;
     },
   },
 });
@@ -404,5 +523,20 @@ export default Vue.extend({
       margin-top: 30px;
       margin-right: 20px;
     }
+
+    &__seen-more-description {
+      display: flex;
+      gap: 10px;
+
+      .form-fieldset__label, .custom-select__label {
+        font-weight: 400;
+        font-size: 13px;
+        text-transform: none;
+      }
+
+      .custom-select {
+        min-width: 100px;
+      }
+    }
   }
 </style>
diff --git a/src/components/project/settings/NotificationsRule.vue b/src/components/project/settings/NotificationsRule.vue
index 46da956a5..577e7852b 100644
--- a/src/components/project/settings/NotificationsRule.vue
+++ b/src/components/project/settings/NotificationsRule.vue
@@ -135,7 +135,7 @@ export default Vue.extend({
         return this.$t('projects.settings.notifications.receiveNewLabel') as string;
       }
 
-      return this.$t('projects.settings.notifications.receiveAllLabel') as string;
+      return this.$t('projects.settings.notifications.receiveSeenMoreLabel') as string;
     },
 
     /**
@@ -152,8 +152,8 @@ export default Vue.extend({
         },
         {
           title: this.$t('projects.settings.notifications.removeRule') as string,
-          onClick() {
-            console.log('Remove rule clicked');
+          onClick: () => {
+            this.$emit('removeClicked', this.rule.id);
           },
         },
       ];
diff --git a/src/components/utils/FeedbackButton.vue b/src/components/utils/FeedbackButton.vue
index 751265f7c..18a885171 100644
--- a/src/components/utils/FeedbackButton.vue
+++ b/src/components/utils/FeedbackButton.vue
@@ -28,26 +28,25 @@ export default Vue.extend({
     right: 30px;
     bottom: 30px;
     z-index: 9995;
-    background-color: var(--color-indicator-medium);
-    padding: 8px 10px;
-    box-shadow: 0px 9px 16px rgba(16, 106, 189, 0.3);
-    border-radius: 8px;
-    cursor: pointer;
-
     display: flex;
     flex-direction: row;
     align-items: center;
+    padding: 8px 10px;
+    background-color: var(--color-indicator-medium);
+    border-radius: 8px;
+    box-shadow: 0px 9px 16px rgba(16, 106, 189, 0.3);
+    cursor: pointer;
 
     svg {
-      height: 16px;
       width: 18px;
+      height: 16px;
     }
   }
   &-description {
+    margin: 0px 6px;
     font-weight: 500;
     font-size: 14px;
     line-height: 12px;
-    margin: 0px 6px;
   }
 }
 </style>
diff --git a/src/components/utils/TariffPlan.vue b/src/components/utils/TariffPlan.vue
index 0de6be309..06edc3471 100644
--- a/src/components/utils/TariffPlan.vue
+++ b/src/components/utils/TariffPlan.vue
@@ -96,15 +96,15 @@ export default {
 
 <style>
   .tariff-plan {
+    display: flex;
+    flex-direction: column;
     box-sizing: border-box;
     width: 220px;
+    height: 140px;
     padding: 20px 25px;
     background: var(--color-bg-main);
     border-radius: 7px;
     cursor: pointer;
-    height: 140px;
-    display: flex;
-    flex-direction: column;
 
     &--selected {
       padding: 17px 22px;
@@ -112,19 +112,19 @@ export default {
     }
 
     &--horizontal {
-      height: auto;
-      width: auto;
       display: flex;
       flex-direction: row;
       align-items: center;
+      width: auto;
+      height: auto;
 
       &:not(:last-of-type) {
         margin-bottom: 10px;
       }
 
       .tariff-plan__name {
-        margin-bottom: 0;
         width: 150px;
+        margin-bottom: 0;
       }
       .tariff-plan__limit {
         width: 300px;
diff --git a/src/components/workspace/settings/BillingOverview.vue b/src/components/workspace/settings/BillingOverview.vue
index 0a5e2702a..66c4dff9b 100644
--- a/src/components/workspace/settings/BillingOverview.vue
+++ b/src/components/workspace/settings/BillingOverview.vue
@@ -223,7 +223,7 @@ export default Vue.extend({
      */
     minPlanPrice(): number {
       const plans = this.$store.state.plans.list;
-      const plansPrices = plans.map(plan => plan.monthlyCharge).filter(price => price !== 0); 
+      const plansPrices = plans.map(plan => plan.monthlyCharge).filter(price => price !== 0);
 
       return Math.min(...plansPrices);
     },
@@ -233,7 +233,7 @@ export default Vue.extend({
     incrementEventsLimitWithPrice(): Omit<Button, 'style'> {
       return {
         label: this.$i18n.t('billing.buttons.incrementEventsLimitWithPrice', {
-          price: this.minPlanPrice + ' ' + this.planCurrencySign
+          price: this.minPlanPrice + ' ' + this.planCurrencySign,
         }) as string,
         onClick: () => {
           this.$store.dispatch(SET_MODAL_DIALOG, {
@@ -243,7 +243,7 @@ export default Vue.extend({
             },
           });
         },
-      }
+      };
     },
     /**
      * Return currency sign depending on plan currency
@@ -264,11 +264,11 @@ export default Vue.extend({
       if (this.isFreePlan) {
         return [ this.incrementEventsLimitWithPrice ];
       }
-      
+
       if (this.isBLocked) {
         return [
           this.incrementEventsLimit,
-          this.prolongateCurrentPlan
+          this.prolongateCurrentPlan,
         ];
       }
 
@@ -276,21 +276,21 @@ export default Vue.extend({
         return [
           this.prolongateCurrentPlan,
           this.incrementEventsLimit,
-        ]
+        ];
       }
 
       if (!this.isAutoPayOn) {
         return [
           this.enableAutoPayment,
-          this.incrementEventsLimit
+          this.incrementEventsLimit,
         ];
       }
 
       if (this.isAutoPayOn) {
-        return [ this.incrementEventsLimit ]
+        return [ this.incrementEventsLimit ];
       }
 
-      return []
+      return [];
     },
     /**
      * Checking the volume spent
@@ -435,8 +435,8 @@ export default Vue.extend({
   @import url('./../../../styles/custom-properties.css');
 
   .billing-card {
-    min-width: var(--width-popup-form-container);
     width: fit-content;
+    min-width: var(--width-popup-form-container);
     margin-bottom: 20px;
     padding: 20px;
     color: var(--color-text-main);
@@ -491,10 +491,10 @@ export default Vue.extend({
     &__plan {
       display: flex;
       align-items: center;
-      white-space: nowrap;
-      border-radius: 3px;
       padding-top: 3px;
       font-size: 14px;
+      white-space: nowrap;
+      border-radius: 3px;
     }
 
     &__plan-name {
diff --git a/src/components/workspace/settings/UsedVolume.vue b/src/components/workspace/settings/UsedVolume.vue
index d7d51b788..86115591d 100644
--- a/src/components/workspace/settings/UsedVolume.vue
+++ b/src/components/workspace/settings/UsedVolume.vue
@@ -96,19 +96,19 @@ export default Vue.extend({
 
 .workspace-volume {
   &__text {
-    margin-bottom: 35px;
     max-width: 435px;
+    margin-bottom: 35px;
+    color: var(--color-text-second);
     font-size: 14px;
     line-height: 20px;
     letter-spacing: .16px;
-    color: var(--color-text-second);
   }
 
   &__volume-progress {
     width: 400px;
     height: 11px;
-    border-radius: 5px;
     margin-bottom: 30px;
+    border-radius: 5px;
   }
 
   &__button {
diff --git a/src/i18n/messages/en.json b/src/i18n/messages/en.json
index cdc31699a..e899266c4 100644
--- a/src/i18n/messages/en.json
+++ b/src/i18n/messages/en.json
@@ -161,8 +161,8 @@
         "telegramDescription": "Alerts through the @hawkso_bot",
         "receiveNewLabel": "Only new events",
         "receiveNewDescription": "First occurrence of event",
-        "receiveAllLabel": "All events",
-        "receiveAllDescription": "All event occurrences. Max frequency is 1 alert/min.",
+        "receiveSeenMoreLabel": "Frequency based",
+        "receiveSeenMoreDescription": "All event occurrences. Max frequency is 1 alert/min.",
         "includingWordsLabel": "Including words",
         "includingWordsDescription": "Only events that includes passed words",
         "excludingWordsLabel": "Excluding words",
@@ -428,6 +428,8 @@
     "plan": "Plan",
     "price": "Price",
     "card": "Card",
+    "threshold": "Seen more than",
+    "thresholdPeriod": "in the last",
     "copiedNotification": "Copied!",
     "free": "FREE",
     "select": "Select",
@@ -436,6 +438,10 @@
     "eventsPerMonth": "events / mo",
     "moneyPerMonth": "{currency} / mo",
     "loading": "Loading...",
+    "minute": "minute",
+    "hour": "hour",
+    "day": "day",
+    "week": "week",
     "months": [
       "january",
       "february",
diff --git a/src/i18n/messages/ru.json b/src/i18n/messages/ru.json
index cd4d78f72..f67dda532 100644
--- a/src/i18n/messages/ru.json
+++ b/src/i18n/messages/ru.json
@@ -161,8 +161,8 @@
         "telegramDescription": "Уведомления через @hawkso_bot",
         "receiveNewLabel": "Только новые события",
         "receiveNewDescription": "При первом получении",
-        "receiveAllLabel": "Все события",
-        "receiveAllDescription": "Все повторения. Максимальная частота — 1 событие в минуту",
+        "receiveSeenMoreLabel": "По частоте появления",
+        "receiveSeeMoreDescription": "Все повторения. Максимальная частота — 1 событие в минуту",
         "includingWordsLabel": "Включающие слова",
         "includingWordsDescription": "Только события, содержащие указанные слова",
         "excludingWordsLabel": "Исключающие слова",
@@ -428,6 +428,8 @@
     "plan": "План",
     "price": "Цена",
     "card": "Карта",
+    "threshold": "Встречалось больше",
+    "thresholdPeriod": "раз за",
     "copiedNotification": "Скопировано!",
     "free": "БЕСПЛАТНО",
     "select": "Выбрать",
@@ -436,6 +438,10 @@
     "eventsPerMonth": "событий / мес",
     "moneyPerMonth": "{currency} / мес",
     "loading": "Загрузка...",
+    "minute": "минуту",
+    "hour": "час",
+    "day": "день",
+    "week": "неделю",
     "months": [
       "января",
       "февраля",
diff --git a/src/store/modules/projects/actionTypes.js b/src/store/modules/projects/actionTypes.js
index 4c1d47650..6dab37c51 100644
--- a/src/store/modules/projects/actionTypes.js
+++ b/src/store/modules/projects/actionTypes.js
@@ -48,6 +48,11 @@ export const ADD_NOTIFICATIONS_RULE = 'ADD_NOTIFICATIONS_RULE';
  */
 export const UPDATE_NOTIFICATIONS_RULE = 'UPDATE_NOTIFICATIONS_RULE';
 
+/**
+ * Remove notifications rule
+ */
+export const REMOVE_NOTIFICATIONS_RULE = 'REMOVE_NOTIFICATIONS_RULE';
+
 /**
  * Toggle isEnabled state of the notifications rule
  */
diff --git a/src/store/modules/projects/index.js b/src/store/modules/projects/index.js
index 3a26f5c07..b4f2773e4 100644
--- a/src/store/modules/projects/index.js
+++ b/src/store/modules/projects/index.js
@@ -9,7 +9,8 @@ import {
   ADD_NOTIFICATIONS_RULE,
   UPDATE_NOTIFICATIONS_RULE,
   TOGGLE_NOTIFICATIONS_RULE_ENABLED_STATE,
-  FETCH_CHART_DATA, GENERATE_NEW_INTEGRATION_TOKEN
+  FETCH_CHART_DATA, GENERATE_NEW_INTEGRATION_TOKEN,
+  REMOVE_NOTIFICATIONS_RULE
 } from './actionTypes';
 import { RESET_STORE } from '../../methodsTypes';
 import * as projectsApi from '../../../api/projects';
@@ -30,6 +31,7 @@ export const mutationTypes = {
   RESET_PROJECT_UNREAD_COUNT: 'SET_PROJECT_UNREAD_COUNT', // Set project unread count
   PUSH_NOTIFICATIONS_RULE: 'PUSH_NOTIFICATIONS_RULE', // append new created notify rule
   UPDATE_NOTIFICATIONS_RULE: 'UPDATE_NOTIFICATIONS_RULE', // reset updated notify rule
+  REMOVE_NOTIFICATIONS_RULE: 'REMOVE_NOTIFICATIONS_RULE', // remove notify rule
 
   /**
    * Save data of events count for the last N days at the specific project
@@ -296,6 +298,20 @@ const actions = {
     });
   },
 
+  /**
+   * - Send request for removing specific rule
+   * - Remove from the state
+   *
+   * @param {ruleId} ruleId - id of the rule to be removed
+   * @param payload
+   * @returns {Promise<void>}
+   */
+  async [REMOVE_NOTIFICATIONS_RULE]({ commit }, payload) {
+    await projectsApi.removeProjectNotificationsRule(payload);
+
+    commit(mutationTypes.REMOVE_NOTIFICATIONS_RULE, payload);
+  },
+
   /**
    * - Send request for toggle isEnabled state of the notify rule
    * - Update in the state
@@ -470,7 +486,7 @@ const mutations = {
   /**
    * Reset updated notifications rule
    *
-   * @param {ProjectsModuleState} state - Vuex state
+   * @param {ProjectsModuleState} state - Vuex state~
    *
    * @param {object} payload - vuex mutation payload
    * @param {string} payload.projectId - project that contains rule
@@ -484,6 +500,26 @@ const mutations = {
     Vue.set(project.notifications, existedRuleIndex, rule);
   },
 
+  /**
+   * Delete notifications rule from project state
+   *
+   * @param {ProjectsModuleState} state - Vuex state~
+   * @param {object} payload - vuex mutation payload
+   * @param {string} payload.projectId - project that contains rule
+   * @param {ProjectNotificationsRule} payload.rule - updated rule
+   * @param payload.ruleId
+   * @returns {void}
+   */
+  [mutationTypes.REMOVE_NOTIFICATIONS_RULE](state, { projectId, ruleId }) {
+    const project = state.list.find(_project => _project.id === projectId);
+
+    const existedRuleIndex = project.notifications.findIndex(r => r.id === ruleId);
+
+    if (existedRuleIndex !== -1) {
+      Vue.delete(project.notifications, existedRuleIndex);
+    }
+  },
+
   /**
    * Add data to store
    *
diff --git a/src/storybook/stories/project/settings/NotificationsRule/index.ts b/src/storybook/stories/project/settings/NotificationsRule/index.ts
index d7cff5b72..97b80bad7 100644
--- a/src/storybook/stories/project/settings/NotificationsRule/index.ts
+++ b/src/storybook/stories/project/settings/NotificationsRule/index.ts
@@ -48,7 +48,7 @@ function createRuleMock(): ProjectNotificationsRule {
     };
   }
 
-  rule.whatToReceive = getRandomArrayItem([ReceiveTypes.ONLY_NEW, ReceiveTypes.ALL]);
+  rule.whatToReceive = getRandomArrayItem([ReceiveTypes.ONLY_NEW, ReceiveTypes.SEEN_MORE]);
 
   if (getRandomArrayItem([1, 2]) === 1) {
     rule.excluding = ['Script error', 'chunk'];
diff --git a/src/types/project-notifications-mutations.ts b/src/types/project-notifications-mutations.ts
index 2f9dd8133..b50f5c50e 100644
--- a/src/types/project-notifications-mutations.ts
+++ b/src/types/project-notifications-mutations.ts
@@ -10,7 +10,7 @@ export interface ProjectNotificationsAddRulePayload {
   projectId: string;
 
   /**
-   * Receive type: 'ALL'  or 'ONLY_NEW'
+   * Receive type: 'SEEN_MORE'  or 'ONLY_NEW'
    */
   whatToReceive: ReceiveTypes;
 
@@ -28,6 +28,16 @@ export interface ProjectNotificationsAddRulePayload {
    * Available channels to receive
    */
   channels: ProjectNotificationsChannels;
+
+  /**
+   * If this number of events is reached in the eventThresholdPeriod, the rule will be triggered
+   */
+  threshold?: number;
+
+  /**
+   * Size of period (in milliseconds) to count events to compare to rule threshold
+   */
+  thresholdPeriod?: number;
 }
 
 /**
diff --git a/src/types/project-notifications.ts b/src/types/project-notifications.ts
index 7329159ed..a3c7ce337 100644
--- a/src/types/project-notifications.ts
+++ b/src/types/project-notifications.ts
@@ -38,6 +38,16 @@ export interface ProjectNotificationsRule {
    * Available channels to receive
    */
   channels: ProjectNotificationsChannels;
+
+  /**
+   * Threshold to receive notification
+   */
+  threshold?: number;
+
+  /**
+   * Period to receive notification
+   */
+  thresholdPeriod?: number;
 }
 
 /**
@@ -52,7 +62,8 @@ export enum ReceiveTypes {
   /**
    * All notifications
    */
-  ALL = 'ALL',
+  // eslint-disable-next-line @typescript-eslint/naming-convention
+  SEEN_MORE = 'SEEN_MORE',
 
   /**
    * Only first occurrence
@@ -60,3 +71,36 @@ export enum ReceiveTypes {
   // eslint-disable-next-line @typescript-eslint/naming-convention
   ONLY_NEW = 'ONLY_NEW',
 }
+
+/**
+ * Available periods to receive notification
+ * This map is used for comparisons between displayed threshold period values and stored ones
+ */
+/* eslint-disable @typescript-eslint/no-magic-numbers */
+export const thresholdPeriodToMilliseconds = new Map<string, number>([
+  /**
+   * One minute in milliseconds
+   */
+  ['minute', 60000],
+  /**
+   * One hour in milliseconds
+   */
+  ['hour', 3600000],
+  /**
+   * One day in milliseconds
+   */
+  ['day', 86400000],
+  /**
+   * One week in milliseconds
+   */
+  ['week', 604800000],
+]);
+/* eslint-enable @typescript-eslint/no-magic-numbers */
+
+/**
+ * Available periods to receive notification
+ * This map is used for comparisons between stored threshold period values and displayed ones
+ */
+export const millisecondsToThresholdPeriod = new Map<number, string>(
+  Array.from(thresholdPeriodToMilliseconds.entries()).map(([key, value]) => [value, key])
+);