diff --git a/components/InterestDuplicateNotificationBanner.vue b/components/InterestDuplicateNotificationBanner.vue
index 3f60523..82d64e0 100644
--- a/components/InterestDuplicateNotificationBanner.vue
+++ b/components/InterestDuplicateNotificationBanner.vue
@@ -1,6 +1,6 @@
 <template>
-  <!-- Debug: Always show banner for testing -->
   <v-alert
+    v-if="showBanner && duplicateCount > 0"
     type="warning"
     variant="tonal"
     closable
@@ -38,7 +38,7 @@
 const { hasRole } = useAuthorization();
 
 const showBanner = ref(true);
-const duplicateCount = ref(3); // Test value - should show obvious duplicates
+const duplicateCount = ref(0);
 const loading = ref(false);
 
 // Check for duplicates on mount (sales/admin users)
@@ -72,8 +72,7 @@ const checkForDuplicates = async () => {
     }
   } catch (error) {
     console.error('[InterestDuplicateNotification] Failed to check for duplicates:', error);
-    // For debugging, let's set a test count to see if banner shows
-    duplicateCount.value = 2; // Test value to see if banner appears
+    // Silently fail - this is just a notification banner
   } finally {
     loading.value = false;
   }
diff --git a/pages/dashboard.vue b/pages/dashboard.vue
index d5df1c1..972de51 100644
--- a/pages/dashboard.vue
+++ b/pages/dashboard.vue
@@ -4,7 +4,7 @@
       v-model="drawer"
       :location="mdAndDown ? 'bottom' : undefined"
     >
-      <v-img v-if="!mdAndDown" src="/Port_Nimara_Logo_2_Colour_New_Transparent.png" height="75" class="my-6" />
+      <v-img v-if="!mdAndDown" src="/Port_Nimara_Logo_2_Colour_New_Transparent.png" height="110" class="my-6" contain />
 
       <v-list color="primary" lines="two">
         <v-list-item
diff --git a/pages/dashboard/admin/duplicates.vue b/pages/dashboard/admin/duplicates.vue
index ff2b6f4..8ff6d4f 100644
--- a/pages/dashboard/admin/duplicates.vue
+++ b/pages/dashboard/admin/duplicates.vue
@@ -63,12 +63,12 @@
                           <v-row>
                             <v-col cols="6">
                               <strong>Name:</strong> {{ group.master['Full Name'] }}<br>
-                              <strong>Email:</strong> {{ group.master['Email'] || 'N/A' }}<br>
-                              <strong>Phone:</strong> {{ group.master['Phone'] || 'N/A' }}
+                              <strong>Email:</strong> {{ group.master['Email Address'] || 'N/A' }}<br>
+                              <strong>Phone:</strong> {{ group.master['Phone Number'] || 'N/A' }}
                             </v-col>
                             <v-col cols="6">
                               <strong>Address:</strong> {{ group.master['Address'] || 'N/A' }}<br>
-                              <strong>Created:</strong> {{ group.master['CreatedAt'] || 'N/A' }}<br>
+                              <strong>Created:</strong> {{ group.master['Created At'] || 'N/A' }}<br>
                               <strong>ID:</strong> {{ group.master.Id }}
                             </v-col>
                           </v-row>
@@ -87,12 +87,12 @@
                           <v-row>
                             <v-col cols="6">
                               <strong>Name:</strong> {{ duplicate.record['Full Name'] }}<br>
-                              <strong>Email:</strong> {{ duplicate.record['Email'] || 'N/A' }}<br>
-                              <strong>Phone:</strong> {{ duplicate.record['Phone'] || 'N/A' }}
+                              <strong>Email:</strong> {{ duplicate.record['Email Address'] || 'N/A' }}<br>
+                              <strong>Phone:</strong> {{ duplicate.record['Phone Number'] || 'N/A' }}
                             </v-col>
                             <v-col cols="6">
                               <strong>Address:</strong> {{ duplicate.record['Address'] || 'N/A' }}<br>
-                              <strong>Created:</strong> {{ duplicate.record['CreatedAt'] || 'N/A' }}<br>
+                              <strong>Created:</strong> {{ duplicate.record['Created At'] || 'N/A' }}<br>
                               <strong>Similarity:</strong> {{ Math.round(duplicate.similarity) }}%
                             </v-col>
                           </v-row>
@@ -134,14 +134,15 @@ const error = ref('');
 const hasScanned = ref(false);
 const threshold = ref(80);
 
-const { isAdmin } = useAuthorization();
+const { hasRole } = useAuthorization();
 
-// Check admin access
-onMounted(() => {
-  if (!isAdmin()) {
+// Check sales or admin access
+onMounted(async () => {
+  const canAccess = await hasRole(['sales', 'admin']);
+  if (!canAccess) {
     throw createError({
       statusCode: 403,
-      statusMessage: 'Access denied. Admin privileges required.'
+      statusMessage: 'Access denied. Sales or admin privileges required.'
     });
   }
 });
@@ -152,15 +153,27 @@ const findDuplicates = async () => {
   duplicateGroups.value = [];
   
   try {
-    const response = await $fetch('/api/admin/duplicates/find', {
-      method: 'POST',
-      body: {
-        threshold: threshold.value
+    const response = await $fetch('/api/interests/duplicates/find', {
+      method: 'GET',
+      query: {
+        threshold: threshold.value / 100, // Convert percentage to decimal
+        dateRange: 365
       }
     });
     
     if (response.success) {
-      duplicateGroups.value = response.data.duplicateGroups || [];
+      // Convert the new API format to the format expected by the UI
+      const convertedGroups = response.data.duplicateGroups.map(group => ({
+        master: group.masterCandidate,
+        duplicates: group.interests.filter(interest => interest.Id !== group.masterCandidate.Id).map(interest => ({
+          record: interest,
+          similarity: group.confidence * 100 // Convert back to percentage
+        })),
+        similarity: group.confidence * 100,
+        matchReason: group.matchReason
+      }));
+      
+      duplicateGroups.value = convertedGroups;
       hasScanned.value = true;
     } else {
       error.value = response.error || 'Failed to find duplicates';
@@ -179,7 +192,7 @@ const mergeDuplicates = async (group, index) => {
   try {
     const duplicateIds = group.duplicates.map(d => d.record.Id);
     
-    const response = await $fetch('/api/admin/duplicates/merge', {
+    const response = await $fetch('/api/interests/duplicates/merge', {
       method: 'POST',
       body: {
         masterId: group.master.Id,
diff --git a/server/api/interests/duplicates/merge.ts b/server/api/interests/duplicates/merge.ts
new file mode 100644
index 0000000..1288868
--- /dev/null
+++ b/server/api/interests/duplicates/merge.ts
@@ -0,0 +1,189 @@
+import { requireSalesOrAdmin } from '~/server/utils/auth';
+import { getNocoDbConfiguration } from '~/server/utils/nocodb';
+import { logAuditEvent } from '~/server/utils/audit-logger';
+
+export default defineEventHandler(async (event) => {
+  console.log('[INTERESTS] Merge duplicates request');
+
+  let body: any;
+
+  try {
+    // Require sales or admin access
+    const session = await requireSalesOrAdmin(event);
+    const userId = session.user?.id || 'unknown';
+    const userEmail = session.user?.email || 'unknown';
+
+    body = await readBody(event);
+    const { masterId, duplicateIds, mergeData } = body;
+
+    if (!masterId || !duplicateIds || !Array.isArray(duplicateIds) || duplicateIds.length === 0) {
+      throw createError({
+        statusCode: 400,
+        statusMessage: 'Invalid merge request. Master ID and duplicate IDs required.'
+      });
+    }
+
+    console.log('[INTERESTS] Merging', duplicateIds.length, 'duplicates into master interest', masterId);
+
+    // Get NocoDB configuration
+    const config = getNocoDbConfiguration();
+    const interestTableId = "mbs9hjauug4eseo"; // Interest table ID
+
+    // First, get all interests involved
+    const allIds = [masterId, ...duplicateIds];
+    const interestsToMerge: any[] = [];
+    
+    for (const id of allIds) {
+      try {
+        const interest = await $fetch(`${config.url}/api/v2/tables/${interestTableId}/records/${id}`, {
+          headers: {
+            'xc-token': config.token
+          }
+        });
+        interestsToMerge.push(interest);
+      } catch (error) {
+        console.error(`[INTERESTS] Failed to fetch interest ${id}:`, error);
+      }
+    }
+
+    if (interestsToMerge.length < 2) {
+      throw createError({
+        statusCode: 404,
+        statusMessage: 'Could not find enough interests to merge'
+      });
+    }
+
+    const masterInterest = interestsToMerge.find(i => i.Id === parseInt(masterId));
+    if (!masterInterest) {
+      throw createError({
+        statusCode: 404,
+        statusMessage: 'Master interest not found'
+      });
+    }
+
+    // Log the action before making changes
+    await logAuditEvent(event, 'MERGE_INTEREST_DUPLICATES', 'interest', {
+      resourceId: masterId,
+      changes: {
+        duplicateIds,
+        mergeData,
+        originalInterests: interestsToMerge
+      }
+    });
+
+    // Update master interest with merged data if provided
+    if (mergeData && Object.keys(mergeData).length > 0) {
+      const updateData: any = { Id: parseInt(masterId) };
+      
+      // Copy allowed fields
+      const allowedFields = [
+        'Full Name',
+        'Email Address',
+        'Phone Number',
+        'Address',
+        'Extra Comments',
+        'Berth Size Desired',
+        'Sales Process Level',
+        'EOI Status',
+        'Contract Status',
+        'Lead Category'
+      ];
+      
+      allowedFields.forEach(field => {
+        if (mergeData[field] !== undefined) {
+          updateData[field] = mergeData[field];
+        }
+      });
+
+      if (Object.keys(updateData).length > 1) { // More than just Id
+        console.log('[INTERESTS] Updating master interest with:', updateData);
+
+        await $fetch(`${config.url}/api/v2/tables/${interestTableId}/records`, {
+          method: 'PATCH',
+          headers: {
+            'xc-token': config.token,
+            'Content-Type': 'application/json'
+          },
+          body: updateData
+        });
+      }
+    }
+
+    // Delete duplicate interests
+    const deleteResults = [];
+    for (const duplicateId of duplicateIds) {
+      try {
+        console.log('[INTERESTS] Deleting duplicate interest:', duplicateId);
+        
+        await $fetch(`${config.url}/api/v2/tables/${interestTableId}/records`, {
+          method: 'DELETE',
+          headers: {
+            'xc-token': config.token,
+            'Content-Type': 'application/json'
+          },
+          body: { Id: parseInt(duplicateId) }
+        });
+        
+        deleteResults.push({ id: duplicateId, success: true });
+      } catch (error: any) {
+        console.error('[INTERESTS] Failed to delete duplicate:', duplicateId, error);
+        deleteResults.push({ 
+          id: duplicateId, 
+          success: false, 
+          error: error.message || 'Delete failed' 
+        });
+      }
+    }
+
+    // Check if all deletes were successful
+    const failedDeletes = deleteResults.filter(r => !r.success);
+    if (failedDeletes.length > 0) {
+      console.warn('[INTERESTS] Some duplicates could not be deleted:', failedDeletes);
+    }
+
+    // Log successful completion
+    await logAuditEvent(event, 'MERGE_INTEREST_DUPLICATES_COMPLETE', 'interest', {
+      resourceId: masterId,
+      changes: {
+        deletedCount: deleteResults.filter(r => r.success).length,
+        failedDeletes,
+        mergeData
+      },
+      status: 'success'
+    });
+
+    return {
+      success: true,
+      data: {
+        masterId,
+        mergedData: mergeData,
+        deletedCount: deleteResults.filter(r => r.success).length,
+        deleteResults,
+        message: `Successfully merged ${deleteResults.filter(r => r.success).length} duplicates into interest ${masterId}`
+      }
+    };
+
+  } catch (error: any) {
+    console.error('[INTERESTS] Failed to merge duplicates:', error);
+    
+    // Log the failure
+    await logAuditEvent(event, 'MERGE_INTEREST_DUPLICATES_FAILED', 'interest', {
+      resourceId: body?.masterId || 'unknown',
+      changes: {
+        error: error.message || 'Unknown error',
+        requestBody: body
+      },
+      status: 'failure',
+      errorMessage: error.message || 'Unknown error'
+    });
+    
+    if (error.statusCode) {
+      throw error;
+    }
+
+    throw createError({
+      statusCode: 500,
+      statusMessage: 'Failed to merge duplicate interests'
+    });
+  }
+});