diff --git a/LeStorage/StoreCenter.swift b/LeStorage/StoreCenter.swift
index 649de55..7d0c082 100644
--- a/LeStorage/StoreCenter.swift
+++ b/LeStorage/StoreCenter.swift
@@ -585,7 +585,7 @@ public class StoreCenter {
             self.wantsToSynchronize = true
             return nil
         }
-        Logger.log("synchronizeLastUpdates started...")
+        Logger.log(">>> synchronizeLastUpdates started...")
         
         self.synchronizesData = true
         self.wantsToSynchronize = false
@@ -607,6 +607,8 @@ public class StoreCenter {
             return error
         }
         self.synchronizesData = false
+        Logger.log(">>> synchronizeLastUpdates ended.")
+
         return nil
     }
 
diff --git a/LeStorage/SyncedCollection.swift b/LeStorage/SyncedCollection.swift
index ba317d1..2b8475f 100644
--- a/LeStorage/SyncedCollection.swift
+++ b/LeStorage/SyncedCollection.swift
@@ -441,7 +441,7 @@ public class SyncedCollection<T : SyncedStorable>: SomeSyncedCollection, Collect
             if instance.lastUpdate > localInstance.lastUpdate {
                 self.collection.update(instance, index: index, actionOption: .standard)
             } else {
-                print("do not update \(T.resourceName()): \(instance.lastUpdate.timeIntervalSince1970) / local:  \(localInstance.lastUpdate.timeIntervalSince1970)")
+//                print("do not update \(T.resourceName()): \(instance.lastUpdate.timeIntervalSince1970) / local:  \(localInstance.lastUpdate.timeIntervalSince1970)")
             }
         } else { // insert
             instance.sharing = shared