diff --git a/LeStorage/Services.swift b/LeStorage/Services.swift
index 62a8234..ab288e9 100644
--- a/LeStorage/Services.swift
+++ b/LeStorage/Services.swift
@@ -55,6 +55,15 @@ public class Services {
     
     // MARK: - Base
 
+    /// Runs a request on the API and returns the appropriate response
+    /// - Parameters:
+    ///   - path: the path of the service in the api, ie. "create-users/"
+    ///   - method: the HTTP method to call
+    ///   - requiresToken: whether the token must be included in the request
+    public func run<U: Decodable>(path: String, method: HTTPMethod, requiresToken: Bool) async throws -> U {
+        return try await self._runRequest(serviceCall: ServiceCall(path: path, method: method, requiresToken: requiresToken))
+    }
+    
     /// Runs a request using a configuration object
     /// - Parameters:
     ///   - serviceConf: A instance of ServiceConf
diff --git a/LeStorage/Store.swift b/LeStorage/Store.swift
index 6964008..08ae90b 100644
--- a/LeStorage/Store.swift
+++ b/LeStorage/Store.swift
@@ -21,6 +21,33 @@ public enum StoreError: Error, LocalizedError {
     case castIssue(type: String)
     case invalidStoreLookup(from: any Storable.Type, to: any Storable.Type)
     
+    public var localizedDescription: String {
+        switch self {
+        case .missingService:
+            return "L'instance des services est nulle"
+        case .missingUsername:
+            return "Le nom d'utilisateur est manquant"
+        case .missingUserId:
+            return "L'identifiant utilisateur est manquant"
+        case .missingToken:
+            return "Aucun token n'est stocké"
+        case .missingKeychainStore:
+            return "Aucun magasin de trousseau n'est disponible"
+        case .collectionNotRegistered(let type):
+            return "La collection \(type) n'est pas enregistrée"
+        case .apiCallCollectionNotRegistered(let type):
+            return "La collection d'appels API n'a pas été enregistrée pour \(type)"
+        case .synchronizationInactive:
+            return "La synchronisation n'est pas active sur ce StoreCenter"
+        case .storeNotRegistered(let id):
+            return "Le magasin avec l'identifiant \(id) n'est pas enregistré"
+        case .castIssue(let type):
+            return "Problème de typage: \(type)"
+        case .invalidStoreLookup(let from, let to):
+            return "Mauvaise recherche dans le magasin de \(from) à \(to)"
+        }
+    }
+    
     public var errorDescription: String? {
         switch self {
         case .missingService:
diff --git a/LeStorage/StoreCenter.swift b/LeStorage/StoreCenter.swift
index b1c7760..ed795aa 100644
--- a/LeStorage/StoreCenter.swift
+++ b/LeStorage/StoreCenter.swift
@@ -581,7 +581,7 @@ public class StoreCenter {
     /// Basically asks the server for new content
     public func synchronizeLastUpdates() async throws {
         
-        guard self.isAuthenticated else {
+        guard self.isAuthenticated, self.useSynchronization else {
             return
         }
         guard !self.synchronizesData else {
diff --git a/LeStorage/SyncedCollection.swift b/LeStorage/SyncedCollection.swift
index c135ed0..a7e8872 100644
--- a/LeStorage/SyncedCollection.swift
+++ b/LeStorage/SyncedCollection.swift
@@ -331,7 +331,6 @@ public class SyncedCollection<T : SyncedStorable>: SomeSyncedCollection, Collect
 //        self.collection.delete(instance: instance)
 //    }
     
-    /// Deletes the instance in the collection without synchronization
     public func deleteNoSync(contentOfs sequence: any RandomAccessCollection<T>) {
         self.collection.delete(contentOfs: sequence)
     }