diff --git a/src/scripts/classes/mapping/platform-user.ts b/src/scripts/classes/mapping/platform-user.ts
index e497cf5..24bc0f0 100644
--- a/src/scripts/classes/mapping/platform-user.ts
+++ b/src/scripts/classes/mapping/platform-user.ts
@@ -15,11 +15,12 @@ import { fetchHTML } from "../../network-helper";
 import { GENERIC, MEMBER } from "../../constants/css-selector";
 import shared from "../../shared";
 import { UserNotLogged, USER_NOT_LOGGED } from "../errors";
+import { ILazy } from "../../interfaces";
 
 /**
  * Represents a generic user registered on the platform.
  */
-export default class PlatformUser {
+export default class PlatformUser implements ILazy {
   //#region Fields
 
   private _id: number;
diff --git a/src/scripts/classes/mapping/post.ts b/src/scripts/classes/mapping/post.ts
index 5f16abf..f63c7e3 100644
--- a/src/scripts/classes/mapping/post.ts
+++ b/src/scripts/classes/mapping/post.ts
@@ -16,11 +16,12 @@ import { urls } from "../../constants/url";
 import { fetchHTML } from "../../network-helper";
 import shared from "../../shared";
 import { UserNotLogged, USER_NOT_LOGGED } from "../errors";
+import { ILazy } from "../../interfaces";
 
 /**
  * Represents a post published by a user on the F95Zone platform.
  */
-export default class Post {
+export default class Post implements ILazy {
   //#region Fields
 
   private _id: number;
diff --git a/src/scripts/classes/mapping/thread.ts b/src/scripts/classes/mapping/thread.ts
index a87d177..12e0611 100644
--- a/src/scripts/classes/mapping/thread.ts
+++ b/src/scripts/classes/mapping/thread.ts
@@ -12,7 +12,7 @@ import { DateTime } from "luxon";
 // Modules from files
 import Post from "./post";
 import PlatformUser from "./platform-user";
-import { TCategory, TRating } from "../../interfaces";
+import { ILazy, TCategory, TRating } from "../../interfaces";
 import { urls } from "../../constants/url";
 import { POST, THREAD } from "../../constants/css-selector";
 import { fetchHTML, fetchPOSTResponse } from "../../network-helper";
@@ -31,7 +31,7 @@ import shared from "../../shared";
 /**
  * Represents a generic F95Zone platform thread.
  */
-export default class Thread {
+export default class Thread implements ILazy {
   //#region Fields
 
   private POST_FOR_PAGE = 20;
diff --git a/src/scripts/interfaces.ts b/src/scripts/interfaces.ts
index 79119af..c9677e0 100644
--- a/src/scripts/interfaces.ts
+++ b/src/scripts/interfaces.ts
@@ -316,3 +316,15 @@ export interface IQuery {
    */
   execute(): any;
 }
+
+/**
+ * It represents an object that obtains the data
+ * only on the explicit request of the user and
+ * only after its establishment.
+ */
+export interface ILazy {
+  /**
+   * Gets the data relating to the object.
+   */
+  fetch(): Promise<void>;
+}