diff --git a/src/client/Client.js b/src/client/Client.js
index 89d94f00f..b4c9f42c0 100644
--- a/src/client/Client.js
+++ b/src/client/Client.js
@@ -266,8 +266,8 @@ class Client extends EventEmitter {
    * Logs the client in, establishing a websocket connection to Discord.
    * <info>Both bot and regular user accounts are supported, but it is highly recommended to use a bot account whenever
    * possible. User accounts are subject to harsher ratelimits and other restrictions that don't apply to bot accounts.
-   * Bot accounts also have access to many features that user accounts cannot utilise. User accounts that are found to
-   * be abusing/overusing the API will be banned, locking you out of Discord entirely.</info>
+   * Bot accounts also have access to many features that user accounts cannot utilise. Automating a user account is
+   * considered a violation of the ToS.</info>
    * @param {string} token Token of the account to log in with
    * @returns {Promise<string>} Token of the account used
    * @example
@@ -395,11 +395,12 @@ class Client extends EventEmitter {
    * <warn>Bots can only fetch their own profile.</warn>
    * @param {Snowflake} [id='@me'] ID of application to fetch
    * @returns {Promise<OAuth2Application>}
-   * client.fetchApplication('id')
+   * client.fetchApplication()
    *   .then(application => console.log(`Obtained application with name: ${application.name}`)
    *   .catch(console.error);
    */
   fetchApplication(id = '@me') {
+    if (id !== '@me') process.emitWarning('fetchApplication: use "@me" as an argument', 'DeprecationWarning');
     return this.rest.methods.getApplication(id);
   }
 
diff --git a/src/structures/ClientUser.js b/src/structures/ClientUser.js
index 37bef239b..4c43e4264 100644
--- a/src/structures/ClientUser.js
+++ b/src/structures/ClientUser.js
@@ -303,6 +303,7 @@ class ClientUser extends User {
 
   /**
    * Fetches messages that mentioned the client's user.
+   * <warn>This is only available when using a user account.</warn>
    * @param {Object} [options] Options for the fetch
    * @param {number} [options.limit=25] Maximum number of mentions to retrieve
    * @param {boolean} [options.roles=true] Whether to include role mentions
@@ -412,4 +413,19 @@ class ClientUser extends User {
 ClientUser.prototype.setGame =
   util.deprecate(ClientUser.prototype.setGame, 'ClientUser#setGame: use ClientUser#setActivity instead');
 
+ClientUser.prototype.addFriend =
+  util.deprecate(ClientUser.prototype.addFriend, 'ClientUser#addFriend: userbot methods will be removed');
+
+ClientUser.prototype.removeFriend =
+  util.deprecate(ClientUser.prototype.removeFriend, 'ClientUser#removeFriend: userbot methods will be removed');
+
+ClientUser.prototype.setPassword =
+  util.deprecate(ClientUser.prototype.setPassword, 'ClientUser#setPassword: userbot methods will be removed');
+
+ClientUser.prototype.setEmail =
+  util.deprecate(ClientUser.prototype.setEmail, 'ClientUser#setEmail: userbot methods will be removed');
+
+ClientUser.prototype.fetchMentions =
+  util.deprecate(ClientUser.prototype.fetchMentions, 'ClientUser#fetchMentions: userbot methods will be removed');
+
 module.exports = ClientUser;
diff --git a/src/structures/Guild.js b/src/structures/Guild.js
index da1998c02..3c4e1377a 100644
--- a/src/structures/Guild.js
+++ b/src/structures/Guild.js
@@ -1333,4 +1333,16 @@ Object.defineProperty(Guild.prototype, 'defaultChannel', {
   }, 'Guild#defaultChannel: This property is obsolete, will be removed in v12.0.0, and may not function as expected.'),
 });
 
+Guild.prototype.acknowledge =
+  util.deprecate(Guild.prototype.acknowledge, 'Guild#acknowledge: userbot methods will be removed');
+
+Guild.prototype.setPosition =
+  util.deprecate(Guild.prototype.setPosition, 'Guild#setPosition: userbot methods will be removed');
+
+Guild.prototype.search =
+  util.deprecate(Guild.prototype.search, 'Guild#search: userbot methods will be removed');
+
+Guild.prototype.sync =
+  util.deprecate(Guild.prototype.sync, 'Guild#sync:, userbot methods will be removed');
+
 module.exports = Guild;
diff --git a/src/structures/OAuth2Application.js b/src/structures/OAuth2Application.js
index 90e1ae420..68703c256 100644
--- a/src/structures/OAuth2Application.js
+++ b/src/structures/OAuth2Application.js
@@ -1,4 +1,5 @@
 const Snowflake = require('../util/Snowflake');
+const util = require('util');
 
 /**
  * Represents an OAuth2 Application.
@@ -140,4 +141,7 @@ class OAuth2Application {
   }
 }
 
+OAuth2Application.prototype.reset =
+  util.deprecate(OAuth2Application.prototype.reset, 'OAuth2Application#reset: userbot methods will be removed');
+
 module.exports = OAuth2Application;
diff --git a/src/structures/User.js b/src/structures/User.js
index 23ef38f0c..08ce895a9 100644
--- a/src/structures/User.js
+++ b/src/structures/User.js
@@ -2,6 +2,7 @@ const TextBasedChannel = require('./interfaces/TextBasedChannel');
 const Constants = require('../util/Constants');
 const Presence = require('./Presence').Presence;
 const Snowflake = require('../util/Snowflake');
+const util = require('util');
 
 /**
  * Represents a user on Discord.
@@ -300,4 +301,22 @@ class User {
 
 TextBasedChannel.applyToClass(User);
 
+User.prototype.block =
+  util.deprecate(User.prototype.block, 'User#block: userbot methods will be removed');
+
+User.prototype.unblock =
+  util.deprecate(User.prototype.unblock, 'User#unblock: userbot methods will be removed');
+
+User.prototype.addFriend =
+  util.deprecate(User.prototype.addFriend, 'User#addFriend: userbot methods will be removed');
+
+User.prototype.removeFriend =
+  util.deprecate(User.prototype.removeFriend, 'User#removeFriend: userbot methods will be removed');
+
+User.prototype.setNote =
+  util.deprecate(User.prototype.setNote, 'User#setNote, userbot methods will be removed');
+
+User.prototype.fetchProfile =
+  util.deprecate(User.prototype.fetchProfile, 'User#fetchProfile: userbot methods will be removed');
+
 module.exports = User;
diff --git a/src/structures/interfaces/TextBasedChannel.js b/src/structures/interfaces/TextBasedChannel.js
index 21f1c7bfa..e3ee25018 100644
--- a/src/structures/interfaces/TextBasedChannel.js
+++ b/src/structures/interfaces/TextBasedChannel.js
@@ -593,3 +593,10 @@ exports.applyToClass = (structure, full = false, ignore = []) => {
     Object.defineProperty(structure.prototype, prop, Object.getOwnPropertyDescriptor(TextBasedChannel.prototype, prop));
   }
 };
+
+TextBasedChannel.prototype.acknowledge = util.deprecate(
+  TextBasedChannel.prototype.acknowledge, 'TextBasedChannel#acknowledge: userbot methods will be removed'
+);
+
+TextBasedChannel.prototype.search =
+  util.deprecate(TextBasedChannel.prototype.search, 'TextBasedChannel#search: userbot methods will be removed');