diff --git a/common/lib/src/backend.dart b/common/lib/src/backend.dart
index 225b5ec..1236554 100644
--- a/common/lib/src/backend.dart
+++ b/common/lib/src/backend.dart
@@ -181,6 +181,9 @@ class MusicusBackendState extends State<MusicusBackend> {
       basePath: serverSettings.apiPath,
       credentials: settings.account.value,
     );
+
+    // TODO: Maybe don't change the client in the middle of synchronization.
+    db.client = client;
   }
 
   @override
diff --git a/common/lib/src/editors/ensemble.dart b/common/lib/src/editors/ensemble.dart
index 3a0b2d7..9ea9d8c 100644
--- a/common/lib/src/editors/ensemble.dart
+++ b/common/lib/src/editors/ensemble.dart
@@ -18,6 +18,7 @@ class _EnsembleEditorState extends State<EnsembleEditor> {
   final nameController = TextEditingController();
 
   bool uploading = false;
+  bool _sync = true;
 
   @override
   void initState() {
@@ -59,6 +60,8 @@ class _EnsembleEditorState extends State<EnsembleEditor> {
                     final ensemble = Ensemble(
                       id: widget.ensemble?.id ?? generateId(),
                       name: nameController.text,
+                      sync: _sync,
+                      synced: false,
                     );
 
                     final success = await backend.client.putEnsemble(ensemble);
@@ -80,6 +83,18 @@ class _EnsembleEditorState extends State<EnsembleEditor> {
       ),
       body: ListView(
         children: <Widget>[
+          SwitchListTile(
+            title: Text('Synchronize changes'),
+            subtitle: Text(_sync
+                ? 'Publish changes on the server'
+                : 'Keep changes private'),
+            value: _sync,
+            onChanged: (value) {
+              setState(() {
+                _sync = value;
+              });
+            },
+          ),
           Padding(
             padding: const EdgeInsets.all(16.0),
             child: TextField(
diff --git a/common/lib/src/editors/instrument.dart b/common/lib/src/editors/instrument.dart
index 5c057c8..b48eb99 100644
--- a/common/lib/src/editors/instrument.dart
+++ b/common/lib/src/editors/instrument.dart
@@ -18,6 +18,7 @@ class _InstrumentEditorState extends State<InstrumentEditor> {
   final nameController = TextEditingController();
 
   bool uploading = false;
+  bool _sync = true;
 
   @override
   void initState() {
@@ -59,6 +60,8 @@ class _InstrumentEditorState extends State<InstrumentEditor> {
                     final instrument = Instrument(
                       id: widget.instrument?.id ?? generateId(),
                       name: nameController.text,
+                      sync: _sync,
+                      synced: false,
                     );
 
                     final success =
@@ -81,6 +84,18 @@ class _InstrumentEditorState extends State<InstrumentEditor> {
       ),
       body: ListView(
         children: <Widget>[
+          SwitchListTile(
+            title: Text('Synchronize changes'),
+            subtitle: Text(_sync
+                ? 'Publish changes on the server'
+                : 'Keep changes private'),
+            value: _sync,
+            onChanged: (value) {
+              setState(() {
+                _sync = value;
+              });
+            },
+          ),
           Padding(
             padding: const EdgeInsets.all(16.0),
             child: TextField(
diff --git a/common/lib/src/editors/person.dart b/common/lib/src/editors/person.dart
index 0b8a993..c91bf47 100644
--- a/common/lib/src/editors/person.dart
+++ b/common/lib/src/editors/person.dart
@@ -19,6 +19,7 @@ class _PersonEditorState extends State<PersonEditor> {
   final lastNameController = TextEditingController();
 
   bool uploading = false;
+  bool _sync = true;
 
   @override
   void initState() {
@@ -62,6 +63,8 @@ class _PersonEditorState extends State<PersonEditor> {
                       id: widget.person?.id ?? generateId(),
                       firstName: firstNameController.text,
                       lastName: lastNameController.text,
+                      sync: _sync,
+                      synced: false,
                     );
 
                     final success = await backend.client.putPerson(person);
@@ -83,6 +86,18 @@ class _PersonEditorState extends State<PersonEditor> {
       ),
       body: ListView(
         children: <Widget>[
+          SwitchListTile(
+            title: Text('Synchronize changes'),
+            subtitle: Text(_sync
+                ? 'Publish changes on the server'
+                : 'Keep changes private'),
+            value: _sync,
+            onChanged: (value) {
+              setState(() {
+                _sync = value;
+              });
+            },
+          ),
           Padding(
             padding: const EdgeInsets.all(16.0),
             child: TextField(
diff --git a/common/lib/src/editors/recording.dart b/common/lib/src/editors/recording.dart
index 73065ee..fa83ef8 100644
--- a/common/lib/src/editors/recording.dart
+++ b/common/lib/src/editors/recording.dart
@@ -29,6 +29,7 @@ class _RecordingEditorState extends State<RecordingEditor> {
 
   MusicusBackendState _backend;
   bool _uploading = false;
+  bool _sync = true;
   WorkInfo _workInfo;
   List<PerformanceInfo> _performanceInfos = [];
 
@@ -137,6 +138,8 @@ class _RecordingEditorState extends State<RecordingEditor> {
                             generateId(),
                         work: _workInfo.work.id,
                         comment: _commentController.text,
+                        sync: _sync,
+                        synced: false,
                       ),
                       performances: _performanceInfos,
                     );
@@ -167,6 +170,18 @@ class _RecordingEditorState extends State<RecordingEditor> {
       ),
       body: ListView(
         children: <Widget>[
+          SwitchListTile(
+            title: Text('Synchronize changes'),
+            subtitle: Text(_sync
+                ? 'Publish changes on the server'
+                : 'Keep changes private'),
+            value: _sync,
+            onChanged: (value) {
+              setState(() {
+                _sync = value;
+              });
+            },
+          ),
           _workInfo != null
               ? ListTile(
                   title: Text(_workInfo.work.title),
diff --git a/common/lib/src/editors/work.dart b/common/lib/src/editors/work.dart
index 8160c30..a4e4e03 100644
--- a/common/lib/src/editors/work.dart
+++ b/common/lib/src/editors/work.dart
@@ -179,6 +179,7 @@ class _WorkEditorState extends State<WorkEditor> {
   final titleController = TextEditingController();
 
   bool uploading = false;
+  bool _sync = true;
   Person composer;
   List<Instrument> instruments = [];
   List<PartData> parts = [];
@@ -310,6 +311,8 @@ class _WorkEditorState extends State<WorkEditor> {
                         id: workId,
                         title: titleController.text,
                         composer: composer?.id,
+                        sync: _sync,
+                        synced: false,
                       ),
                       instruments: instruments,
                       // TODO: Theoretically, this should include all composers
@@ -340,6 +343,18 @@ class _WorkEditorState extends State<WorkEditor> {
         header: Column(
           crossAxisAlignment: CrossAxisAlignment.start,
           children: <Widget>[
+            SwitchListTile(
+              title: Text('Synchronize changes'),
+              subtitle: Text(_sync
+                  ? 'Publish changes on the server'
+                  : 'Keep changes private'),
+              value: _sync,
+              onChanged: (value) {
+                setState(() {
+                  _sync = value;
+                });
+              },
+            ),
             WorkProperties(
               titleController: titleController,
               composer: composer,