diff --git a/Abrechnung/form.json b/Abrechnung/form.json
index 292b897..3247edf 100644
--- a/Abrechnung/form.json
+++ b/Abrechnung/form.json
@@ -1,92 +1,150 @@
 {
-  "elements": [
-    {
-      "type": "ExpansionPanel",
-      "caption": "Benutzer",
-      "items": [
+    "elements": [
         {
-          "type": "List",
-          "name": "Users",
-          "caption": "Benutzerliste",
-          "rowCount": 5,
-          "add": true,
-          "edit": true,
-          "delete": true,
-          "values": [],
-          "columns": [
-            { "caption": "Benutzer-ID", "name": "id", "width": "15%", "add": "" },
-            { "caption": "Name", "name": "name", "width": "35%", "add": "" },
-            { "caption": "Adresse", "name": "address", "width": "30%", "add": "" },
-            { "caption": "Ort", "name": "city", "width": "20%", "add": "" }
-          ],
-          "rowTemplate": [
-            { "type": "ValidationTextBox", "name": "id", "caption": "Benutzer-ID" },
-            { "type": "ValidationTextBox", "name": "name", "caption": "Name" },
-            { "type": "TextBox", "name": "address", "caption": "Adresse" },
-            { "type": "TextBox", "name": "city", "caption": "Ort" }
-          ]
-        }
-      ]
-    },
+            "type": "Label",
+            "caption": "Abrechnungseinstellungen"
+        },
 
-    {
-      "type": "ExpansionPanel",
-      "caption": "Stromzähler",
-      "items": [
         {
-          "type": "List",
-          "name": "PowerMeters",
-          "caption": "Stromzählerliste",
-          "rowCount": 5,
-          "add": true,
-          "edit": true,
-          "delete": true,
-          "values": [],
-          "columns": [
-            { "caption": "Zähler-ID", "name": "id", "width": "10%", "add": "" },
-            { "caption": "Name", "name": "name", "width": "25%", "add": "" },
-            { "caption": "VariableID Verbrauch", "name": "var_consumption", "width": "20%", "add": 0 },
-            { "caption": "VariableID Bezug", "name": "var_feed", "width": "20%", "add": 0 },
-            { "caption": "Benutzer-ID", "name": "user_id", "width": "25%", "add": "" }
-          ],
-          "rowTemplate": [
-            { "type": "ValidationTextBox", "name": "id", "caption": "Zähler-ID" },
-            { "type": "TextBox", "name": "name", "caption": "Zählername" },
-            { "type": "SelectVariable", "name": "var_consumption", "caption": "Variable (Verbrauch)" },
-            { "type": "SelectVariable", "name": "var_feed", "caption": "Variable (Bezug)" },
-            { "type": "ValidationTextBox", "name": "user_id", "caption": "Benutzer-ID" }
-          ]
-        }
-      ]
-    },
+            "type": "ExpansionPanel",
+            "caption": "Benutzer",
+            "items": [
+                {
+                    "type": "List",
+                    "name": "Users",
+                    "caption": "Benutzerliste",
+                    "add": true,
+                    "delete": true,
+                    "sortable": true,
+                    "columns": [
+                        {
+                            "caption": "Benutzer-ID",
+                            "name": "id",
+                            "width": "15%",
+                            "add": "",
+                            "edit": { "type": "ValidationTextBox" }
+                        },
+                        {
+                            "caption": "Name",
+                            "name": "name",
+                            "width": "30%",
+                            "add": "",
+                            "edit": { "type": "TextBox" }
+                        },
+                        {
+                            "caption": "Adresse",
+                            "name": "address",
+                            "width": "30%",
+                            "add": "",
+                            "edit": { "type": "TextBox" }
+                        },
+                        {
+                            "caption": "Ort",
+                            "name": "city",
+                            "width": "25%",
+                            "add": "",
+                            "edit": { "type": "TextBox" }
+                        }
+                    ]
+                }
+            ]
+        },
 
-    {
-      "type": "ExpansionPanel",
-      "caption": "Wasserzähler / Verbrauchszähler",
-      "items": [
         {
-          "type": "List",
-          "name": "WaterMeters",
-          "caption": "Verbrauchszählerliste",
-          "rowCount": 5,
-          "add": true,
-          "edit": true,
-          "delete": true,
-          "values": [],
-          "columns": [
-            { "caption": "Zähler-ID", "name": "id", "width": "15%", "add": "" },
-            { "caption": "Name", "name": "name", "width": "35%", "add": "" },
-            { "caption": "VariableID Verbrauch", "name": "var_consumption", "width": "25%", "add": 0 },
-            { "caption": "Benutzer-ID", "name": "user_id", "width": "25%", "add": "" }
-          ],
-          "rowTemplate": [
-            { "type": "ValidationTextBox", "name": "id", "caption": "Zähler-ID" },
-            { "type": "TextBox", "name": "name", "caption": "Zählername" },
-            { "type": "SelectVariable", "name": "var_consumption", "caption": "Variable (Verbrauch)" },
-            { "type": "ValidationTextBox", "name": "user_id", "caption": "Benutzer-ID" }
-          ]
+            "type": "ExpansionPanel",
+            "caption": "Stromzähler",
+            "items": [
+                {
+                    "type": "List",
+                    "name": "PowerMeters",
+                    "caption": "Stromzählerliste",
+                    "add": true,
+                    "delete": true,
+                    "sortable": true,
+                    "columns": [
+                        {
+                            "caption": "Zähler-ID",
+                            "name": "id",
+                            "width": "10%",
+                            "add": "",
+                            "edit": { "type": "ValidationTextBox" }
+                        },
+                        {
+                            "caption": "Name",
+                            "name": "name",
+                            "width": "25%",
+                            "add": "",
+                            "edit": { "type": "TextBox" }
+                        },
+                        {
+                            "caption": "VariableID Verbrauch",
+                            "name": "var_consumption",
+                            "width": "20%",
+                            "add": 0,
+                            "edit": { "type": "SelectVariable" }
+                        },
+                        {
+                            "caption": "VariableID Bezug",
+                            "name": "var_feed",
+                            "width": "20%",
+                            "add": 0,
+                            "edit": { "type": "SelectVariable" }
+                        },
+                        {
+                            "caption": "Benutzer-ID",
+                            "name": "user_id",
+                            "width": "25%",
+                            "add": "",
+                            "edit": { "type": "TextBox" }
+                        }
+                    ]
+                }
+            ]
+        },
+
+        {
+            "type": "ExpansionPanel",
+            "caption": "Wasserzähler / Verbrauchszähler",
+            "items": [
+                {
+                    "type": "List",
+                    "name": "WaterMeters",
+                    "caption": "Verbrauchszählerliste",
+                    "add": true,
+                    "delete": true,
+                    "sortable": true,
+                    "columns": [
+                        {
+                            "caption": "Zähler-ID",
+                            "name": "id",
+                            "width": "15%",
+                            "add": "",
+                            "edit": { "type": "ValidationTextBox" }
+                        },
+                        {
+                            "caption": "Name",
+                            "name": "name",
+                            "width": "35%",
+                            "add": "",
+                            "edit": { "type": "TextBox" }
+                        },
+                        {
+                            "caption": "VariableID Verbrauch",
+                            "name": "var_consumption",
+                            "width": "25%",
+                            "add": 0,
+                            "edit": { "type": "SelectVariable" }
+                        },
+                        {
+                            "caption": "Benutzer-ID",
+                            "name": "user_id",
+                            "width": "25%",
+                            "add": "",
+                            "edit": { "type": "TextBox" }
+                        }
+                    ]
+                }
+            ]
         }
-      ]
-    }
-  ]
+    ]
 }