diff --git a/src/components/CreateWorksheetModal.jsx b/src/components/CreateWorksheetModal.jsx
index 26c6bfd..f5a27d5 100644
--- a/src/components/CreateWorksheetModal.jsx
+++ b/src/components/CreateWorksheetModal.jsx
@@ -17,19 +17,6 @@ const STATUS_OPTIONS = [
   'In Test'
 ]
 
-const RESPONSE_LEVELS = [
-  'KEY USER',
-  '1st Level',
-  '2nd Level',
-  '3rd Level',
-  'FS/FE',
-  '24/7',
-  'TECH MGMT',
-  'Backoffice',
-  'BUSI MGMT',
-  'n/a'
-]
-
 // Akquise-Tickets: Ergebnis des Kundenkontakts (statt technischer Status)
 const ACQUISITION_STATUS = ['In Kontakt', 'Zugesagt', 'Abgesagt']
 
@@ -44,7 +31,6 @@ export default function CreateWorksheetModal({ isOpen, onClose, workorder, onCre
   const [formData, setFormData] = useState({
     serviceType: 'Remote',
     newStatus: workorder?.status || 'Open',
-    newResponseLevel: workorder?.responseLevel || '',
     totalTime: 0,
     startDate: today,
     startTime: '',
@@ -71,7 +57,6 @@ export default function CreateWorksheetModal({ isOpen, onClose, workorder, onCre
       setFormData({
         serviceType: 'Remote',
         newStatus: defaultStatus,
-        newResponseLevel: workorder.responseLevel || '',
         totalTime: 0,
         startDate: today,
         startTime: '',
@@ -139,8 +124,6 @@ export default function CreateWorksheetModal({ isOpen, onClose, workorder, onCre
         serviceType: formData.serviceType,
         oldStatus: workorder.status,
         newStatus: formData.newStatus,
-        oldResponseLevel: workorder.responseLevel || '',
-        newResponseLevel: formData.newResponseLevel,
         totalTime: formData.isComment ? 0 : parseInt(formData.totalTime) || 0,
         startDate: formData.startDate,
         startTime: formData.startTime,
@@ -219,20 +202,6 @@ export default function CreateWorksheetModal({ isOpen, onClose, workorder, onCre
                 )}
               </div>
 
-              <div className="form-group">
-                <label className="form-label">New Response Level</label>
-                <select
-                  className="form-control"
-                  value={formData.newResponseLevel}
-                  onChange={(e) => handleChange('newResponseLevel', e.target.value)}
-                >
-                  <option value="">Select Response Level</option>
-                  {RESPONSE_LEVELS.map(level => (
-                    <option key={level} value={level}>{level}</option>
-                  ))}
-                </select>
-              </div>
-
               <div className="form-group">
                 <label style={{ display: 'flex', alignItems: 'center', gap: '8px' }}>
                   <input
diff --git a/src/components/QuickOverviewModal.jsx b/src/components/QuickOverviewModal.jsx
index 5f74af6..c9df13e 100644
--- a/src/components/QuickOverviewModal.jsx
+++ b/src/components/QuickOverviewModal.jsx
@@ -42,7 +42,6 @@ export default function QuickOverviewModal({ isOpen, onClose, workorders = [] })
               <th>WOID</th>
               <th>Created</th>
               <th>Type</th>
-              <th>System</th>
               <th>CID & CLO</th>
               <th>Requested by</th>
               <th>Topic</th>
@@ -61,7 +60,6 @@ export default function QuickOverviewModal({ isOpen, onClose, workorders = [] })
                   {format(new Date(wo.$createdAt || wo.createdAt), 'dd.MM.yyyy, HH:mm')}h
                 </td>
                 <td className="bg-light-grey text-small">{wo.type}</td>
-                <td className="bg-light-grey text-small">{wo.systemType || 'n/a'}</td>
                 <td className="text-small">{wo.customerCode} {wo.customerLocation}</td>
                 <td className="text-small">{wo.requestedBy}</td>
                 <td className="text-small">{wo.topic}</td>
diff --git a/src/components/TicketCard.jsx b/src/components/TicketCard.jsx
index d687adc..5e1235a 100644
--- a/src/components/TicketCard.jsx
+++ b/src/components/TicketCard.jsx
@@ -50,10 +50,7 @@ export default function TicketCard({ ticket, onUpdate }) {
   const handleCreateWorksheet = async (worksheetData, currentUser) => {
     const result = await createWorksheet(worksheetData, currentUser)
     if (result.success && worksheetData.newStatus !== ticket.status) {
-      await onUpdate(ticket.$id, {
-        status: worksheetData.newStatus,
-        responseLevel: worksheetData.newResponseLevel || ticket.responseLevel,
-      })
+      await onUpdate(ticket.$id, { status: worksheetData.newStatus })
     }
     // Akquise-Automatik: Ergebnis im Worksheet steuert den Kundenstatus
     if (result.success && ticket.type === 'Akquise' && ticket.customerId) {
@@ -89,7 +86,6 @@ export default function TicketCard({ ticket, onUpdate }) {
             <StatusPill status={ticket.status} />
             <PriorityPill priority={ticket.priority} />
             {ticket.type && <Badge tone="muted">{ticket.type}</Badge>}
-            {ticket.systemType && ticket.systemType !== 'n/a' && <Badge tone="muted">{ticket.systemType}</Badge>}
             {ticket.serviceType && <Badge tone="info">{serviceTypeLabel(ticket.serviceType)}</Badge>}
           </div>
         </div>
diff --git a/src/components/WorksheetList.jsx b/src/components/WorksheetList.jsx
index a169471..9ca3e8c 100644
--- a/src/components/WorksheetList.jsx
+++ b/src/components/WorksheetList.jsx
@@ -253,16 +253,6 @@ export default function WorksheetList({ worksheets, totalTime, loading, onEditTi
                       </div>
                     )}
 
-                    {/* Response Level-Änderung */}
-                    {ws.oldResponseLevel && ws.newResponseLevel && ws.oldResponseLevel !== ws.newResponseLevel && (
-                      <div className="mb-3">
-                        <span className="text-muted">Response Level:</span>{' '}
-                        <span className="badge" style={{ background: '#6b7280', color: 'white' }}>{ws.oldResponseLevel}</span>
-                        <span className="mx-2">→</span>
-                        <span className="badge" style={{ background: '#10b981', color: 'white' }}>{ws.newResponseLevel}</span>
-                      </div>
-                    )}
-
                     {/* Details */}
                     <div className="mt-3 p-3 rounded-3" style={{ 
                       background: 'rgba(16, 185, 129, 0.05)',
diff --git a/src/pages/CustomerDetailPage.jsx b/src/pages/CustomerDetailPage.jsx
index 4baf8ac..f6b5ea1 100644
--- a/src/pages/CustomerDetailPage.jsx
+++ b/src/pages/CustomerDetailPage.jsx
@@ -305,7 +305,7 @@ function CustomerTickets({ customerId }) {
             <span className="mono" style={{ color: 'var(--accent)', minWidth: 60 }}>{t.woid || t.$id.slice(-5)}</span>
             <div className="grow">
               <div style={{ fontWeight: 600 }}>{t.topic || t.title || '-'}</div>
-              <div className="muted">{t.type} · {t.systemType || 'n/a'}</div>
+              <div className="muted">{t.type}</div>
             </div>
             <PriorityPill priority={t.priority} />
             <StatusPill status={t.status} />
diff --git a/src/pages/TicketsPage.jsx b/src/pages/TicketsPage.jsx
index f2678bd..09b1233 100644
--- a/src/pages/TicketsPage.jsx
+++ b/src/pages/TicketsPage.jsx
@@ -21,7 +21,7 @@ export default function TicketsPage() {
   const [filters, setFilters] = useState({ status: DEFAULT_STATUSES, type: [], priority: [], limit: 10 })
   const [statusSel, setStatusSel] = useState(DEFAULT_STATUSES)
   const [localFilters, setLocalFilters] = useState({
-    woid: '', customer: '', userTopic: '', createdDate: '', type: '', system: '', priority: '',
+    woid: '', customer: '', userTopic: '', createdDate: '', type: '', priority: '',
   })
 
   const toggleStatus = (status) => {
@@ -58,7 +58,6 @@ export default function TicketsPage() {
       userTopic: localFilters.userTopic || undefined,
       createdDate: localFilters.createdDate || undefined,
       type: localFilters.type ? [localFilters.type] : [],
-      system: localFilters.system ? [localFilters.system] : [],
       priority: localFilters.priority ? [parseInt(localFilters.priority)] : [],
       limit,
     }))
@@ -109,11 +108,6 @@ export default function TicketsPage() {
                 <option>Project</option><option>Procurement</option><option>Emergency Call</option>
                 <option>Home Office</option><option>Holidays</option><option>Trip</option>
               </select>
-              <select className="form-control" value={localFilters.system} onChange={(e) => setLocalFilters({ ...localFilters, system: e.target.value })}>
-                <option value="">System</option>
-                <option>Client</option><option>Server</option><option>Network</option>
-                <option>EDI</option><option>TOS</option><option>Reports</option><option>n/a</option>
-              </select>
               <select className="form-control" value={localFilters.priority} onChange={(e) => setLocalFilters({ ...localFilters, priority: e.target.value })}>
                 <option value="">Prioritaet</option>
                 <option value="0">Keine</option><option value="1">Niedrig</option><option value="2">Mittel</option>