diff --git a/app/Resources/views/logged/previsionnel.html.twig b/app/Resources/views/logged/previsionnel.html.twig
index 0ece30df..a783e7b6 100755
--- a/app/Resources/views/logged/previsionnel.html.twig
+++ b/app/Resources/views/logged/previsionnel.html.twig
@@ -100,20 +100,20 @@
                                 </tbody>
                                 <tr ng-repeat="e in expenses ">
                                     <td>
-                                         <input type="text" ng-model="e.name">
+                                         <input type="text" ng-model="e.name" ng-change="save()">
                                     </td>
                                     <td ng-if="config.showDelays">
 
-                                        <input type="number" ng-model="e.delay">
+                                        <input type="number" ng-model="e.delay" ng-change="save()">
                                     </td>
                                     <td ng-if="config.showRepeats">
-                                        <input type="number" ng-model="e.repeat">
+                                        <input type="number" ng-model="e.repeat" ng-change="save()">
                                     </td>
                                     <td ng-if="config.showRepeats" class="text-right padded">
                                         {{ e.repeat * e.amount }}
                                     </td>
                                     <td>
-                                        <input type="number" ng-model="e.amount">
+                                        <input type="number" ng-model="e.amount" ng-change="save()">
                                     </td>
                                     <td class="text-right padded">
                                         <strong>
@@ -123,7 +123,7 @@
                                         €
                                     </td>
                                     <td class="padded">
-                                    <input type="checkbox" ng-model="e.enabled">
+                                    <input type="checkbox" ng-model="e.enabled" ng-change="save()">
 </td>
                                 </tr>
                             </table>
diff --git a/assets/js/parts/main.js b/assets/js/parts/main.js
index 0985260d..503b89ac 100755
--- a/assets/js/parts/main.js
+++ b/assets/js/parts/main.js
@@ -308,7 +308,12 @@ angular
                 $scope.manageError)
         };
         // save TODO
+
         $scope.save = () => {
+            if($scope.config.loading  ){
+                console.log('already saving');
+                return;
+            }
             console.log('update expenses...');
             $scope.config.loading = true;
             $http.post('save-my-expenses', {
diff --git a/src/AppBundle/Controller/DefaultController.php b/src/AppBundle/Controller/DefaultController.php
index 9796700d..61172560 100755
--- a/src/AppBundle/Controller/DefaultController.php
+++ b/src/AppBundle/Controller/DefaultController.php
@@ -2,6 +2,7 @@
 
 namespace AppBundle\Controller;
 
+use AppBundle\Entity\ExpenseKind;
 use AppBundle\Entity\Festival;
 use AppBundle\Entity\Product;
 use AppBundle\Entity\ProductCategory;
@@ -18,7 +19,7 @@ use Symfony\Component\Security\Csrf\CsrfTokenManagerInterface;
 class DefaultController extends Controller
 {
 
-	private $ownerService;
+    private $ownerService;
     private $tokenManager;
 
     public function __construct(CsrfTokenManagerInterface $tokenManager = null, OwnerService $ownerService)
@@ -120,7 +121,7 @@ class DefaultController extends Controller
         }
 
         $ownerService = $this->ownerService;
-	    $ownerService->setupNewFestival($currentUser);
+        $ownerService->setupNewFestival($currentUser);
         $activeFestival = $currentUser->getActiveFestival();
 
         $categRepo = $m->getRepository('AppBundle:ProductCategory');
@@ -138,8 +139,9 @@ class DefaultController extends Controller
             'lastFestival' => $activeFestival->makeArray(),
         ]);
     }
+
     /**
-     * get user products
+     * get user expenses
      * @return JsonResponse
      */
     public function getMyExpensesAction()
@@ -155,7 +157,7 @@ class DefaultController extends Controller
         }
 
         $ownerService = $this->ownerService;
-	    $ownerService->setupNewFestival($currentUser);
+        $ownerService->setupNewFestival($currentUser);
         $expensesOfUser = $ownerService->serializeExpensesOfUser($currentUser);
 
         return new JsonResponse([
@@ -163,6 +165,64 @@ class DefaultController extends Controller
         ]);
     }
 
+    /**
+     * recieve the json containing the expanse config of a user
+     * @param Request $request
+     * @return JsonResponse the list of expanses
+     */
+    public function saveExpensesAction(Request $request)
+    {
+
+        $json = json_decode($request->getContent(), true);
+        $currentUser = $this->getUser();
+        $m = $this->getDoctrine()->getManager();
+        $myExpenses = $currentUser->getExpenses();
+        $categoriesByID = [];
+
+        foreach ($myExpenses as $expense) {
+            $categoriesByID[$expense->getId()] = $expense;
+        }
+        // loop on the json config for expanse
+        // save the user configuration
+        foreach ($json['expenses'] as $expens) {
+
+            if($expens['id']){
+                $foundExpense = $categoriesByID[$expens['id']];
+                if($foundExpense){
+                    $foundExpense->setName($expens['name']);
+                    $foundExpense->setAmount($expens['amount']);
+                    $foundExpense->setRepeatitions($expens['repeat']);
+                    $foundExpense->setEnabled($expens['enabled']);
+                    $m->persist($foundExpense);
+                }else{
+                    // create new expense for user
+                    $newExpense = new ExpenseKind();
+                    $newExpense->setUser($currentUser);
+                    $newExpense->setName($expens['name']);
+                    $newExpense->setAmount($expens['amount']);
+                    $newExpense->setRepeatitions($expens['repeat']);
+                    $newExpense->setEnabled($expens['enabled']);
+                    $m->persist($newExpense);
+
+                }
+            }
+        }
+        foreach ($json['config'] as $conf) {
+
+        }
+        $nexExpense = new ExpenseKind();
+
+        $m->persist($nexExpense);
+
+        $m->persist($currentUser);
+        $m->flush();
+        $expensesOfUser = $currentUser->getExpenses();
+
+        return new JsonResponse([
+            'expenses' => $expensesOfUser,
+        ]);
+    }
+
     /**
      * @param Request $request
      * add a selling record corresponding to one client
@@ -177,7 +237,7 @@ class DefaultController extends Controller
         $m = $this->getDoctrine()->getManager();
         $newSellRecord = new SellRecord();
         // sort user categories
-        $myCategories = $m->getRepository('AppBundle:ProductCategory')->findAll();
+        $myCategories = $currentUser->getCategories();
         $categoriesByID = [];
         foreach ($myCategories as $my_category) {
             $categoriesByID[$my_category->getId()] = $my_category;
@@ -258,20 +318,20 @@ class DefaultController extends Controller
         $m = $this->getDoctrine()->getManager();
         $sellingRepo = $m->getRepository('AppBundle:SellRecord');
         $allSellingList = $sellingRepo->findByUser($currentUser->getId());
-        $mySellings = array_splice($allSellingList, 0 , 15);
+        $mySellings = array_splice($allSellingList, 0, 15);
         $chiffreAffaires = 0;
 
         $myFestivals = $currentUser->getFestivals();
 
         $statisticsFestivals = [
-            ];
+        ];
 
         foreach ($myFestivals as $festival) {
-            $statisticsFestivals[]=[
-                'date'=>$festival->getDateCreation(),
-                'name'=>$festival->getName(),
+            $statisticsFestivals[] = [
+                'date' => $festival->getDateCreation(),
+                'name' => $festival->getName(),
                 'clients_count' => count($festival->getSellRecords()),
-                'chiffreAffaire'=>$festival->getChiffreAffaire(),
+                'chiffreAffaire' => $festival->getChiffreAffaire(),
             ];
         }
         $statisticsSoldProducts = [
@@ -279,13 +339,13 @@ class DefaultController extends Controller
         ];
 
         $statsForFestival = [
-            ['name' => 'festoche bidule', 'clients_count' => 125, 'chiffreAffaire' => 236, 'date'=> new \DateTime()],
+            ['name' => 'festoche bidule', 'clients_count' => 125, 'chiffreAffaire' => 236, 'date' => new \DateTime()],
         ];
-	    foreach ($allSellingList as $client) {
-		    foreach ($client->getProductsSold() as $product) {
-			    $chiffreAffaires += $product->getPrice();
-		    }
-	    }
+        foreach ($allSellingList as $client) {
+            foreach ($client->getProductsSold() as $product) {
+                $chiffreAffaires += $product->getPrice();
+            }
+        }
         foreach ($mySellings as $client) {
             foreach ($client->getProductsSold() as $product) {
                 $chiffreAffaires += $product->getPrice();
@@ -526,8 +586,7 @@ class DefaultController extends Controller
                             ->setName($productName)
                             ->setStockCount(500)
                             ->setUser($currentUser)
-                            ->setPrice($price)
-                        ;
+                            ->setPrice($price);
                         $currentUser->addProduct($newProduct);
                         $m->persist($newProduct);
                     }// look for existing products
diff --git a/src/AppBundle/Entity/ExpenseKind.php b/src/AppBundle/Entity/ExpenseKind.php
index 74be4c53..51831bb2 100755
--- a/src/AppBundle/Entity/ExpenseKind.php
+++ b/src/AppBundle/Entity/ExpenseKind.php
@@ -34,6 +34,13 @@ class ExpenseKind
      * @ORM\Column(name="delay", type="integer", nullable=true)
      */
     private $delay;
+    /**
+     * line enabled to calculate on
+     *
+     * @ORM\Column(name="enabled", type="boolean", nullable=true)
+     */
+    private $enabled;
+
 
     /**
      * @var int|null
@@ -54,6 +61,21 @@ class ExpenseKind
      */
     private $user;
 
+    /**
+     * @return int|null
+     */
+    public function getEnabled()
+    {
+        return $this->enabled;
+    }
+
+    /**
+     * @param int|null $enabled
+     */
+    public function setEnabled($enabled)
+    {
+        $this->enabled = $enabled;
+    }
 
     /**
      * Get id.
diff --git a/src/AppBundle/Entity/SerieFestival.php b/src/AppBundle/Entity/SerieFestival.php
index 0e71ba7f..d6bbbff0 100755
--- a/src/AppBundle/Entity/SerieFestival.php
+++ b/src/AppBundle/Entity/SerieFestival.php
@@ -43,6 +43,27 @@ class SerieFestival {
      */
     private $dateCreation;
 
+    /**
+     * @ORM\ManyToOne(targetEntity="AppBundle\Entity\User", inversedBy="festivals")
+     */
+    private $user;
+
+    /**
+     * @return mixed
+     */
+    public function getUser()
+    {
+        return $this->user;
+    }
+
+    /**
+     * @param mixed $user
+     */
+    public function setUser($user)
+    {
+        $this->user = $user;
+    }
+
     /**
      * @return int
      */
diff --git a/src/AppBundle/Entity/User.php b/src/AppBundle/Entity/User.php
index 027433c2..a81ef9d7 100755
--- a/src/AppBundle/Entity/User.php
+++ b/src/AppBundle/Entity/User.php
@@ -37,7 +37,10 @@ class User extends BaseUser {
 	private $googleId;
 
 	private $googleAccessToken;
-
+    /**
+     * @ORM\ManyToMany(targetEntity="AppBundle\Entity\ProductCategory", inversedBy="users")
+     */
+    private $categories;
 	/**
 	 * templates products
 	 * @ORM\OneToMany(targetEntity="AppBundle\Entity\Product", mappedBy="user")
@@ -54,23 +57,80 @@ class User extends BaseUser {
 	 * @ORM\OneToMany(targetEntity="AppBundle\Entity\Festival", mappedBy="user")
 	 */
 	private $festivals;
+	/**
+	 * series of festivals
+	 * @ORM\OneToMany(targetEntity="AppBundle\Entity\SerieFestival", mappedBy="user")
+	 */
+	private $seriesFestivals;
+
+    /**
+     * current festival we are recording sellings for
+     * @ORM\OneToOne(targetEntity="AppBundle\Entity\Festival")
+     */
+    private $activeFestival;
+
+    //expenses previsionnel configs
+    /**
+     * @ORM\Column(name="averageSpend", type="float", nullable=true)
+     */
+    private $averageSpend;
+    /**
+     * @ORM\Column(name="disponibility", type="float", nullable=true)
+     */
+    private $disponibility;
 	/**
 	 * variabilised products sold
 	 * @ORM\OneToMany(targetEntity="AppBundle\Entity\ExpenseKind", mappedBy="user")
 	 */
 	private $expenses;
 
-	/**
-	 * current festival we are recording sellings for
-	 * @ORM\OneToOne(targetEntity="AppBundle\Entity\Festival")
-	 */
-	private $activeFestival;
 
-	/**
-	 * @ORM\ManyToMany(targetEntity="AppBundle\Entity\ProductCategory", inversedBy="users")
-	 */
-	private $categories;
+    /**
+     * @return mixed
+     */
+    public function getAverageSpend()
+    {
+        return $this->averageSpend;
+    }
 
+    /**
+     * @param mixed $averageSpend
+     */
+    public function setAverageSpend($averageSpend)
+    {
+        $this->averageSpend = $averageSpend;
+    }
+    /**
+     * @return mixed
+     */
+    public function getDisponibility()
+    {
+        return $this->disponibility;
+    }
+
+    /**
+     * @param mixed $disponibility
+     */
+    public function setDisponibility($disponibility)
+    {
+        $this->disponibility = $disponibility;
+    }
+
+    /**
+     * @return mixed
+     */
+    public function getSeriesFestivals()
+    {
+        return $this->seriesFestivals;
+    }
+
+    /**
+     * @param mixed $seriesFestivals
+     */
+    public function setSeriesFestivals($seriesFestivals)
+    {
+        $this->seriesFestivals = $seriesFestivals;
+    }
     /**
      * @return mixed
      */