diff --git a/scripts/WhiteboardServerSideInfo.js b/scripts/WhiteboardServerSideInfo.js
index 04bf79f..ba442c5 100644
--- a/scripts/WhiteboardServerSideInfo.js
+++ b/scripts/WhiteboardServerSideInfo.js
@@ -1,5 +1,8 @@
 const config = require("./config/config");
 
+/**
+ * Class to hold information related to a whiteboard
+ */
 class WhiteboardServerSideInfo {
     static defaultScreenResolution = { w: 1000, h: 1000 };
 
diff --git a/src/js/services/ConfigService.js b/src/js/services/ConfigService.js
index 0405f65..c00b70e 100644
--- a/src/js/services/ConfigService.js
+++ b/src/js/services/ConfigService.js
@@ -1,5 +1,8 @@
 import { getThrottling } from "./ConfigService.utils";
 
+/**
+ * Class to hold the configuration sent by the backend
+ */
 class ConfigService {
     /**
      * @type {object}
diff --git a/src/js/services/ThrottlingService.js b/src/js/services/ThrottlingService.js
index b73921e..73c69b8 100644
--- a/src/js/services/ThrottlingService.js
+++ b/src/js/services/ThrottlingService.js
@@ -2,6 +2,9 @@ import Point from "../classes/Point";
 import { getCurrentTimeMs } from "../utils";
 import ConfigService from "./ConfigService";
 
+/**
+ * Class to handle all the throttling logic
+ */
 class ThrottlingService {
     /**
      * @type {number}