diff --git a/apps/user_ldap/lib/user/iusertools.php b/apps/user_ldap/lib/user/iusertools.php
index 248c975c9766fa3b247813108b28c28abafea01a..e409f3afed34460f03bfe63c475d4101ddfd365a 100644
--- a/apps/user_ldap/lib/user/iusertools.php
+++ b/apps/user_ldap/lib/user/iusertools.php
@@ -23,6 +23,11 @@
 
 namespace OCA\user_ldap\lib\user;
 
+/**
+ * IUserTools
+ *
+ * defines methods that are required by User class for LDAP interaction
+ */
 interface IUserTools {
 	public function getConnection();
 
diff --git a/apps/user_ldap/lib/user/manager.php b/apps/user_ldap/lib/user/manager.php
index 7bb9d97ef9f097b940931c31cfdddf4cfecce5f3..6c635518d95552f945ee3b11c38194251dc16e8c 100644
--- a/apps/user_ldap/lib/user/manager.php
+++ b/apps/user_ldap/lib/user/manager.php
@@ -28,6 +28,12 @@ use OCA\user_ldap\lib\user\User;
 use OCA\user_ldap\lib\LogWrapper;
 use OCA\user_ldap\lib\FilesystemHelper;
 
+/**
+ * Manager
+ *
+ * upon request, returns an LDAP user object either by creating or from run-time
+ * cache
+ */
 class Manager {
 	/**
 	 * @var IUserTools
diff --git a/apps/user_ldap/lib/user/user.php b/apps/user_ldap/lib/user/user.php
index c0f2ebf0fa9d5fedef89a58d1a6e9487f7db00e5..d4d2294307dbcc1ac15cedd567935b8ea2aad636 100644
--- a/apps/user_ldap/lib/user/user.php
+++ b/apps/user_ldap/lib/user/user.php
@@ -28,6 +28,11 @@ use OCA\user_ldap\lib\Connection;
 use OCA\user_ldap\lib\FilesystemHelper;
 use OCA\user_ldap\lib\LogWrapper;
 
+/**
+ * User
+ *
+ * represents an LDAP user, gets and holds user-specific information from LDAP
+ */
 class User {
 	/**
 	 * @var IUserTools