diff --git a/api/src/chat/services/conversation.service.ts b/api/src/chat/services/conversation.service.ts
index c545bae..010e981 100644
--- a/api/src/chat/services/conversation.service.ts
+++ b/api/src/chat/services/conversation.service.ts
@@ -7,7 +7,6 @@
  */
 
 import { Injectable, Logger } from '@nestjs/common';
-import { FilterQuery } from 'mongoose';
 
 import EventWrapper from '@/channel/lib/EventWrapper';
 import { LoggerService } from '@/logger/logger.service';
@@ -41,21 +40,6 @@ export class ConversationService extends BaseService<
     super(repository);
   }
 
-  /**
-   * Finds and retrieves a single conversation entity based on the provided criteria,
-   * while populating the necessary related data.
-   *
-   * @param criteria - The search criteria to find a conversation, which can be a string
-   * representing a unique identifier or a filter query object that specifies the conditions
-   * for the search.
-   *
-   * @returns A Promise that resolves with the found conversation, populated with any related data,
-   * or `null` if no conversation matches the criteria.
-   */
-  async findOneAndPopulate(criteria: string | FilterQuery<Conversation>) {
-    return await this.repository.findOneAndPopulate(criteria);
-  }
-
   /**
    * Marks the conversation as inactive.
    *
diff --git a/api/src/chat/services/label.service.ts b/api/src/chat/services/label.service.ts
index 8a5254c..e5db9ce 100644
--- a/api/src/chat/services/label.service.ts
+++ b/api/src/chat/services/label.service.ts
@@ -7,10 +7,8 @@
  */
 
 import { Injectable } from '@nestjs/common';
-import { TFilterQuery } from 'mongoose';
 
 import { BaseService } from '@/utils/generics/base-service';
-import { PageQueryDto } from '@/utils/pagination/pagination-query.dto';
 
 import { LabelRepository } from '../repositories/label.repository';
 import { Label, LabelFull, LabelPopulate } from '../schemas/label.schema';
@@ -20,39 +18,4 @@ export class LabelService extends BaseService<Label, LabelPopulate, LabelFull> {
   constructor(readonly repository: LabelRepository) {
     super(repository);
   }
-
-  /**
-   * Finds all labels and populates related data.
-   *
-   * @returns A promise that resolves with an array of labels with populated related data.
-   */
-  async findAllAndPopulate() {
-    return await this.repository.findAllAndPopulate();
-  }
-
-  /**
-   * Finds a page of labels based on filters and page query, and populates related data.
-   *
-   * @param filters The filters to apply when querying the labels.
-   * @param pageQuery The pagination and sorting options.
-   *
-   * @returns A promise that resolves with a paginated list of labels with populated related data.
-   */
-  async findPageAndPopulate(
-    filters: TFilterQuery<Label>,
-    pageQuery: PageQueryDto<Label>,
-  ) {
-    return await this.repository.findPageAndPopulate(filters, pageQuery);
-  }
-
-  /**
-   * Finds a label by ID and populates related data.
-   *
-   * @param id The ID of the label to find.
-   *
-   * @returns A promise that resolves with the found label with populated related data or null if not found.
-   */
-  async findOneAndPopulate(id: string) {
-    return await this.repository.findOneAndPopulate(id);
-  }
 }
diff --git a/api/src/chat/services/message.service.ts b/api/src/chat/services/message.service.ts
index 3efc1c9..1c1f465 100644
--- a/api/src/chat/services/message.service.ts
+++ b/api/src/chat/services/message.service.ts
@@ -11,11 +11,9 @@ import {
   InternalServerErrorException,
   Optional,
 } from '@nestjs/common';
-import { TFilterQuery } from 'mongoose';
 
 import { LoggerService } from '@/logger/logger.service';
 import { BaseService } from '@/utils/generics/base-service';
-import { PageQueryDto } from '@/utils/pagination/pagination-query.dto';
 import {
   SocketGet,
   SocketPost,
@@ -75,34 +73,6 @@ export class MessageService extends BaseService<
     }
   }
 
-  /**
-   * Retrieves a paginated list of messages based on the provided filters
-   * and page query, and populates the results with additional data.
-   *
-   * @param filters - The query filters to apply for message retrieval.
-   * @param pageQuery - The page query containing pagination information.
-   *
-   * @returns A paginated list of populated messages.
-   */
-  async findPageAndPopulate(
-    filters: TFilterQuery<AnyMessage>,
-    pageQuery: PageQueryDto<AnyMessage>,
-  ) {
-    return await this.messageRepository.findPageAndPopulate(filters, pageQuery);
-  }
-
-  /**
-   * Retrieves a single message by its identifier and populates it with
-   * additional data.
-   *
-   * @param id - The identifier of the message to retrieve.
-   *
-   * @returns A populated message object.
-   */
-  async findOneAndPopulate(id: string) {
-    return await this.messageRepository.findOneAndPopulate(id);
-  }
-
   /**
    * Retrieves the message history for a given subscriber up until a specific
    * date, with an optional limit on the number of messages to return.
diff --git a/api/src/chat/services/subscriber.service.ts b/api/src/chat/services/subscriber.service.ts
index 006ab19..54f9422 100644
--- a/api/src/chat/services/subscriber.service.ts
+++ b/api/src/chat/services/subscriber.service.ts
@@ -14,13 +14,11 @@ import {
   StreamableFile,
 } from '@nestjs/common';
 import { OnEvent } from '@nestjs/event-emitter';
-import { TFilterQuery } from 'mongoose';
 
 import { AttachmentService } from '@/attachment/services/attachment.service';
 import { config } from '@/config';
 import { LoggerService } from '@/logger/logger.service';
 import { BaseService } from '@/utils/generics/base-service';
-import { PageQueryDto } from '@/utils/pagination/pagination-query.dto';
 import {
   SocketGet,
   SocketPost,
@@ -82,34 +80,6 @@ export class SubscriberService extends BaseService<
     }
   }
 
-  /**
-   * Retrieves a paginated list of subscribers based on the provided filters
-   * and populates the result with related data.
-   *
-   * @param filters - The criteria used to filter the subscribers.
-   * @param pageQuery - The pagination and sorting details.
-   *
-   * @returns A paginated list of subscribers with populated related data.
-   */
-  async findPageAndPopulate(
-    filters: TFilterQuery<Subscriber>,
-    pageQuery: PageQueryDto<Subscriber>,
-  ) {
-    return await this.repository.findPageAndPopulate(filters, pageQuery);
-  }
-
-  /**
-   * Finds and returns a single subscriber based on its ID or filters,
-   * and populates the result with related data.
-   *
-   * @param id - The ID of the subscriber or a set of query filters.
-   *
-   * @returns The subscriber with populated related data.
-   */
-  async findOneAndPopulate(id: string | TFilterQuery<Subscriber>) {
-    return await this.repository.findOneAndPopulate(id);
-  }
-
   /**
    * Finds and returns a single subscriber based on a foreign ID.
    *
diff --git a/api/src/utils/generics/base-service.ts b/api/src/utils/generics/base-service.ts
index 5834b37..47b002b 100644
--- a/api/src/utils/generics/base-service.ts
+++ b/api/src/utils/generics/base-service.ts
@@ -33,8 +33,8 @@ export abstract class BaseService<
     return await this.repository.findOne(criteria, options);
   }
 
-  async findOneAndPopulate(id: string) {
-    return await this.repository.findOneAndPopulate(id);
+  async findOneAndPopulate(criteria: string | TFilterQuery<T>) {
+    return await this.repository.findOneAndPopulate(criteria);
   }
 
   async find(filter: TFilterQuery<T>, sort?: QuerySortDto<T>): Promise<T[]> {