diff --git a/.gitignore b/.gitignore
index b80f6ec..a1700b3 100755
--- a/.gitignore
+++ b/.gitignore
@@ -18,6 +18,7 @@ mind3rd/SQLite/mind
 ## Temporary files
 ##
 mind3rd/API/temp/*
+mind3rd/API/logs/*
 
 ##
 ## Development meta files
diff --git a/docs/RIDE/scripts/jquery.js b/docs/RIDE/scripts/jquery.js
index be039a1..714b3b4 100755
--- a/docs/RIDE/scripts/jquery.js
+++ b/docs/RIDE/scripts/jquery.js
@@ -1809,7 +1809,6 @@ var Expr = Sizzle.selectors = {
 				match[3] = test[3] - 0;
 			}
 
-			// TODO: Move to normal caching system
 			match[0] = done++;
 
 			return match;
diff --git a/docs/ide/scripts/jquery.js b/docs/ide/scripts/jquery.js
index be039a1..714b3b4 100755
--- a/docs/ide/scripts/jquery.js
+++ b/docs/ide/scripts/jquery.js
@@ -1809,7 +1809,6 @@ var Expr = Sizzle.selectors = {
 				match[3] = test[3] - 0;
 			}
 
-			// TODO: Move to normal caching system
 			match[0] = done++;
 
 			return match;
diff --git a/index.php b/index.php
index 80e0bb8..be3e2fa 100755
--- a/index.php
+++ b/index.php
@@ -19,7 +19,7 @@
 		case 'PUT' : parse_str(file_get_contents('php://input'), $put_vars);
 		             $_REQ['data'] = $put_vars;
 		             break;
-		default:
+		default    :
 					 $_REQ['data']= null;
 	}
 	include('mind3rd/API/utils/utils.php');
\ No newline at end of file
diff --git a/mind3rd/API/L10N/en.php b/mind3rd/API/L10N/en.php
index c8889cb..2dfc49a 100755
--- a/mind3rd/API/L10N/en.php
+++ b/mind3rd/API/L10N/en.php
@@ -29,6 +29,7 @@ class En implements l10n{
 	}
 	public function __construct()
 	{
+		$this->messages['welcome']			        = "Welcome to mind3rd.\nPlease, type 'help' to see the basic help content.\nType 'list' to see the complete list of commands.\n";
 		$this->messages['programRequired']			= Mind::message("API: You must send the program name, to execute", '[Fail]', false);
 		$this->messages['loginRequired']			= Mind::message("Auth: Both login and password are required", '[Fail]', false);
 		$this->messages['passwordRequired']			= "I need a password for this user, please: ";
diff --git a/mind3rd/API/L10N/pt.php b/mind3rd/API/L10N/pt.php
index c98bb8e..3a129b7 100755
--- a/mind3rd/API/L10N/pt.php
+++ b/mind3rd/API/L10N/pt.php
@@ -36,6 +36,7 @@ class pt implements l10n{
 	public function __construct()
 	{
 		//header('Content-type: text/html; charset=iso-8859-1');
+        $this->messages['welcome']			        = "Bem vindo ao mind3rd.\nDigite 'help' para ver  o conteúdo básico da ajuda.\nDigite 'list' para ver a lista completa de comandos.\n";
 		$this->messages['programRequired']			= Mind::message("API: Você precisa passar o nome do programa a ser executado.", '[Fail]', false);
 		$this->messages['loginRequired']			= Mind::message("Auth: Tanto login quanto senha são obrigatórios.", '[Fail]', false);
 		$this->messages['passwordRequired']			= "Precisarei do password para este usuário, por favor: ";
diff --git a/mind3rd/API/classes/MindCommand.php b/mind3rd/API/classes/MindCommand.php
index f243d29..d065fe2 100755
--- a/mind3rd/API/classes/MindCommand.php
+++ b/mind3rd/API/classes/MindCommand.php
@@ -481,9 +481,12 @@ class MindCommand extends Symfony\Component\Console\Command\Command
 	}
 
 	/**
+    * Reads from keyboard in hiddenn mode.
+    * 
 	* function taken from: http://www.dasprids.de/blog/2008/08/22/getting-a-password-hidden-from-stdin-with-php-cli
 	* this method should read the passwords from console, not showing any character
 	* or replacing them by stars(asterisks)
+    * 
 	* @method readPassword
 	* @param Boolan $stars if true, show an * for each typed char
 	* @return String password
diff --git a/mind3rd/API/classes/MindLog.php b/mind3rd/API/classes/MindLog.php
new file mode 100644
index 0000000..62eacf6
--- /dev/null
+++ b/mind3rd/API/classes/MindLog.php
@@ -0,0 +1,63 @@
+<?php
+
+/*
+ * To change this template, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+/**
+ * Logs different types of messages.
+ * 
+ * This class logs different types of messages innto files.
+ * The available types are the following:
+ *   user User interactions, like login or login failure
+ *   project Interactions with projects, like creating a project, add a user to it or commiting it.
+ *   sys System logs, like errors or warnings(lines starting with E represent errors, while W represents warnings)
+ * 
+ * @author felipenmoura
+ */
+class MindLog {
+    
+    const LOG_TYPE_USER   = 'user';
+    const LOG_TYPE_PROJECT= 'project';
+    const LOG_TYPE_SYS    = 'sys';
+    
+    public static function log($type, $msg, Array $details= null){
+        GLOBAL $_MIND;
+        
+        if($details)
+            $msg." - Details: ".json_encode($details);
+        
+        $msg.= ' - '.date('m/d/Y - H:i:s') . ' ip: '.(isset ($_SERVER['HTTP_X_FORWARDED_FOR'])?
+                                                      $_SERVER['HTTP_X_FORWARDED_FOR']:
+                                                      key_exists('REMOTE_ADDR', $_SERVER)?
+                                                                 $_SERVER['REMOTE_ADDR']:
+                                                                 'local');
+        
+        switch($type){
+            case self::LOG_TYPE_USER:{
+                if(strtolower($_MIND->conf['log_user_interaction'])){
+                    if(!@file_put_contents(_MINDSRC_.\LOGS_DIR.'user.log', $msg."\n", FILE_APPEND)){
+                        echo "ERROR: failed trying to create log! please, check the writting permissions for "._MINDSRC_.\LOGS_DIR."!";
+                    }
+                }
+                break;
+            }
+            case self::LOG_TYPE_PROJECT:{
+                if(strtolower($_MIND->conf['log_project_interaction'])){
+                    if(@file_put_contents(_MINDSRC_.\LOGS_DIR.'project.log', $msg."\n", FILE_APPEND)){
+                        echo "ERROR: failed trying to create log! please, check the writting permissions for "._MINDSRC_.\LOGS_DIR."!";
+                    }
+                }
+                break;
+            }
+            default:{
+                if(!@file_put_contents(_MINDSRC_.\LOGS_DIR.'sys.log', $msg."\n", FILE_APPEND)){
+                    echo "ERROR: failed trying to create log! please, check the writting permissions for "._MINDSRC_.\LOGS_DIR."!";
+                }
+                break;
+            }
+        }
+    }
+    
+}
\ No newline at end of file
diff --git a/mind3rd/API/classes/MindProject.php b/mind3rd/API/classes/MindProject.php
index 9a55ba5..79d7e14 100755
--- a/mind3rd/API/classes/MindProject.php
+++ b/mind3rd/API/classes/MindProject.php
@@ -141,7 +141,7 @@ class MindProject extends VersionManager{
 					 ";
 		$data= $db->query($hasProject);
 		if(sizeof($data)>0)
-            return true;
+            return $data;
 		return false;
 	}
     
diff --git a/mind3rd/API/programs/Add.php b/mind3rd/API/programs/Add.php
index 4d2ba63..9332c1e 100755
--- a/mind3rd/API/programs/Add.php
+++ b/mind3rd/API/programs/Add.php
@@ -25,7 +25,6 @@
         
         public function executableFunction()
         {
-            //echo "AAAAAAAAA";
             if(!\API\User::userExists($this->user))
             {
                 echo "user does not exist";
@@ -36,7 +35,7 @@
                 echo "project does not exist";
                 return false; // TODO: put it into L10N
             }
-            $pF= new DAO\ProjectFactory($this->project);
+            $pF= new DAO\ProjectFactory(Array('name'=>$this->project));
             //print_r($pF);
             echo $this->project."\n\n";
             echo "BBBBBBBBB";
diff --git a/mind3rd/API/programs/Auth.php b/mind3rd/API/programs/Auth.php
index 37fcae9..f791f78 100755
--- a/mind3rd/API/programs/Auth.php
+++ b/mind3rd/API/programs/Auth.php
@@ -43,12 +43,15 @@
 				if(!$row)
 				{
 					Mind::write('auth_fail', true);
+                    \MindLog::log(\MindLog::LOG_TYPE_USER, 'FAIL - Tried login with user \''.$this->login.'\' and failed');
 					return false;
 				}
 			}else{
 					 die('Database not found!');
 				 }
             Mind::write('autenticated', true, $this->login);
+            \MindLog::log(\MindLog::LOG_TYPE_USER, ' OK  - \''.$this->login.'\' logged in');
+            
 			return $this;
 		}
         
diff --git a/mind3rd/API/programs/Create.php b/mind3rd/API/programs/Create.php
index e1bcda8..553477a 100755
--- a/mind3rd/API/programs/Create.php
+++ b/mind3rd/API/programs/Create.php
@@ -159,6 +159,7 @@ EOT
                     
 					Mind::openProject(Array('pk_project'=>$key,
 											 'name'=>$this->argName));
+                    \MindLog::log(\MindLog::LOG_TYPE_PROJECT, " OK   - Project '".$this->argName."' create by ".$_SESSION['login']);
 				break;
 			case 'user':
 					$db= new MindDB();
@@ -195,6 +196,7 @@ EOT
 										 )";
 					$db->execute($qr_newUser);
 					Mind::write('userCreated', true, $this->argName);
+                    \MindLog::log(\MindLog::LOG_TYPE_USER, " OK   - User '".$this->argName."' create by ".$_SESSION['login']);
 					echo "\n";
 				break;
 			default:
diff --git a/mind3rd/API/programs/helpContent.php b/mind3rd/API/programs/helpContent.php
deleted file mode 100755
index 2f62d6c..0000000
--- a/mind3rd/API/programs/helpContent.php
+++ /dev/null
@@ -1,54 +0,0 @@
-<?php
-    /**
-     * This file is part of TheWebMind 3rd generation.
-     * 
-     * @author Felipe Nascimento de Moura <felipenmoura@gmail.com>
-     * @license licenses/mind3rd.license
-     */
-	use Symfony\Component\Console\Input\InputArgument,
-		Symfony\Component\Console\Input\InputOption,
-		Symfony\Component\Console;
-
-	/**
-	 * This class represents a model for programs
-	 *
-	 * @author Felipe Nascimento de Moura <felipenmoura@gmail.com>
-	 */
-	class helpContent extends MindCommand implements program
-	{
-        
-        public function executableFunction()
-        {
-            echo "theWebMind(or just mind):\n    website: http://thewebmind.org\n    Twitter: @thewebmind\n    Docs: http://docs.thewebmind.org\n\n";
-                 "The list of  startup commands:\n".
-                 "    install  : installs the application itself\n".
-                 "    uninstall: uninstalls the application, but do NOT remove projects,\n".
-                 "               users or history\n".
-                 "    remove   : installs the application AND REMOVE every data it may\n".
-                 "               have created, including ALL projects, history and users.\n".
-                 "    --help   :\n";
-                 "    -h       :\n";
-                 "    help     :\n";
-                 "    ?        :\n";
-                 "              Shows this help content.\n\n";
-            echo "After installing, you can open the application by calling the 'mind' command anywhere.\n".
-                 "You will also be able to send POST requisition to mind's server address sending the command you want to execute and its parameters.\n";
-        }
-        
-        public function __construct()
-        {
-            $this->setCommandName('helps')
-                 ->setFileName('helpContent')
-                 ->setDescription("Shows the help content")
-                 ->setRestrict(false)
-                 ->setHelp("Shows the help content")
-                 ->setAction(function($class){
-                     $class->executableFunction();
-                   });
-                   
-            /*$this->addRequiredArgument('firstArgument',
-                                       'first, and required argument',
-                                       Array('X', 'Y', 'Z'));*/
-            $this->init();
-        }
-    }
\ No newline at end of file
diff --git a/mind3rd/API/programs/who.php b/mind3rd/API/programs/who.php
new file mode 100755
index 0000000..2071661
--- /dev/null
+++ b/mind3rd/API/programs/who.php
@@ -0,0 +1,47 @@
+<?php
+    /**
+     * This file is part of TheWebMind 3rd generation.
+     * 
+     * @author Felipe Nascimento de Moura <felipenmoura@gmail.com>
+     * @license licenses/mind3rd.license
+     */
+	use Symfony\Component\Console\Input\InputArgument,
+		Symfony\Component\Console\Input\InputOption,
+		Symfony\Component\Console;
+
+	/**
+	 * This class represents a model for programs
+	 *
+	 * @author Felipe Nascimento de Moura <felipenmoura@gmail.com>
+	 */
+	class Who extends MindCommand implements program
+	{
+        
+        public function executableFunction()
+        {
+            $name= JSON_decode($_SESSION['auth']);
+            $name= $name->name;
+            echo 'You are '.$_SESSION['login'].", also known as ".$name."\n";
+        }
+        
+        public function __construct()
+        {
+            $this->setCommandName('who')
+                 ->setDescription("Show information about the currently logged used")
+                 ->setRestrict(true)
+                 ->setHelp("Show information about the currently logged used")
+                 ->setAction(function($class){
+                     $class->executableFunction();
+                   });
+            
+            /*$this->addOption('am', 'am');
+            $this->addOption('i', 'i');*/
+            $this->addRequiredArgument('am',
+                                       'am',
+                                       Array('am'));
+            $this->addRequiredArgument('i',
+                                       'I',
+                                       Array('i', 'I', 'i?', 'I?'));
+            $this->init();
+        }
+    }
\ No newline at end of file
diff --git a/mind3rd/API/shell.php b/mind3rd/API/shell.php
index 09d8655..d2f4d84 100755
--- a/mind3rd/API/shell.php
+++ b/mind3rd/API/shell.php
@@ -7,8 +7,8 @@
      */
 
 	// setting the general helperSet
-	$helperSet= true;
-	/*$helperSet= ($helperSet) ?: new Symfony\Component\Console\Helper\HelperSet();
+    $helperSet= true;
+    /*$helperSet= ($helperSet) ?: new Symfony\Component\Console\Helper\HelperSet();
     $app->setHelperSet($helperSet);*/
 	
 	if(isset($_SERVER['argv']))
@@ -20,11 +20,10 @@
 	
 	/* let's load the plugins, if they are allowed */
 	Mind::$triggers= array_keys($app->getCommands());
-	
-    //var_dump($app);
-    
+
 	try {
         $sh= new Symfony\Component\Console\Shell($app);
+        \Mind::write('welcome');
         $sh->run();
     }catch(Exception $exc) {
 
diff --git a/mind3rd/API/utils/constants.php b/mind3rd/API/utils/constants.php
index 056c241..95d5ba3 100755
--- a/mind3rd/API/utils/constants.php
+++ b/mind3rd/API/utils/constants.php
@@ -34,6 +34,7 @@
 	define('KNOWLEDGE_BASE',      'mind3rd/SQLite/mind');
 	define('KNOWLEDGE_DDL',       'mind3rd/SQLite/ddl.sql');
 	define('MODELS_DIR',          '/mind3rd/API/models/');
+	define('LOGS_DIR',            '/mind3rd/API/logs/');
 	define('ABOUT_INI',           '/mind3rd/env/about.ini');
 	define('DEFAULTS_INI',        '/mind3rd/env/defaults.ini');
 	define('MIND_CONF',           '/mind3rd/env/mind.ini');
diff --git a/mind3rd/env/mind.ini b/mind3rd/env/mind.ini
index a2aaac5..4ff3bdb 100755
--- a/mind3rd/env/mind.ini
+++ b/mind3rd/env/mind.ini
@@ -23,4 +23,8 @@ use_prefix_on_merged_entities= true
 ; how many points should consider an entity worth of mergin or not 
 merging_amount_pts=2
 ; should admin users be able to install components to the structure?
-allow_installation=true
\ No newline at end of file
+allow_installation=true
+; should log  user interactions(like login or login failures)
+log_user_interaction=yes
+; shouold log project interactions(like creation, commit or permissions)
+log_project_interaction=yes
\ No newline at end of file