diff --git a/herald-mesh-relay/src/main.cpp b/herald-mesh-relay/src/main.cpp
index 24f5f48..fbe6f61 100644
--- a/herald-mesh-relay/src/main.cpp
+++ b/herald-mesh-relay/src/main.cpp
@@ -200,24 +200,23 @@ void herald_entry()
 
 	// Disable receiver / scanning mode - we're just transmitting our value
 	BLESensorConfiguration config = ctx.getSensorConfiguration(); // copy ctor
-	config.scanningEnabled = false;
+	config.scanningEnabled = true; // To see other nearby BLE devices
 	// config.advertisingEnabled = true; // default
 	ctx.setSensorConfiguration(config);
 
 	ConcreteExtendedDataV1 extendedData;
 	extendedData.addSection(ExtendedDataSegmentCodesV1::TextPremises, erinsStakehouse.name);
 
+	// TODO get this from configuration of the MESH element (Nav beacon model)
 	payload::beacon::ConcreteBeaconPayloadDataSupplierV1 pds(
 			erinsStakehouse.country,
 			erinsStakehouse.state,
 			erinsStakehouse.code,
 			extendedData);
 
-	herald::ble::nordic_uart::NordicUartSensorDelegate nus(ctx);
-
 	// this is unusual, but required. Really we should log activity to serial BLE or similar
 	DummyDelegate appDelegate;
-	SensorDelegateSet sensorDelegates(appDelegate, nus);
+	SensorDelegateSet sensorDelegates(appDelegate);
 
 	ConcreteBLESensor ble(ctx, ctx.getBluetoothStateManager(), pds, sensorDelegates);
 	SensorArray sa(ctx, pds, ble);
@@ -286,6 +285,8 @@ void main(void)
 		APP_DBG("Bluetooth init failed (err %d)", err);
 	}
 
+	// TODO don't start Herald until enrolled and configured via MESH
+
 	// Start herald entry on a new thread in case of errors, or needing to do something on the main thread
 	[[maybe_unused]]
 	k_tid_t herald_pid = k_thread_create(&herald_thread, herald_stack, stackMaxSize,
diff --git a/herald/include/herald/mesh/location_services.h b/herald/include/herald/mesh/location_services.h
index 78b7372..338d128 100644
--- a/herald/include/herald/mesh/location_services.h
+++ b/herald/include/herald/mesh/location_services.h
@@ -14,9 +14,12 @@
 extern "C" {
 #endif
 
+/**
+ * Herald device and other Bluetooth LE Proximity Server.
+ */
 
 /** Bluetooth MESH Herald presence values **/
-enum bt_mesh_herald_location_services_cli_presence {
+enum bt_mesh_model_herald_presence_status {
   BT_MESH_HERALD_PRESENCE_OBSERVED,
   BT_MESH_HERALD_PRESENCE_IDENTIFIED,
   BT_MESH_HERALD_PRESENCE_VANISHED
@@ -25,13 +28,55 @@ enum bt_mesh_herald_location_services_cli_presence {
 /**
  * \brief Herald presence message for a BLE node near a beacon
  */
-struct bt_mesh_herald_location_services_presence {
+struct bt_mesh_model_herald_presence {
   /** \brief BLE Mac Address **/
   uint8_t address[6];
   /** \brief The last RSSI observed **/
   int8_t rssi;
   /** \brief The current derived presence status for this observer **/
-  enum bt_mesh_herald_location_services_cli_presence status;
+  enum bt_mesh_model_herald_presence_status status;
+};
+
+
+
+/**
+ * Herald campus navigation capabilities via MESH.
+ */
+
+/**
+ * \brief Herald location beacon model, adapted for MESH
+ * and campus navigation.
+ * @see herald::payload::beacon::ConcreteBeaconPayloadDataSupplierV1
+ */
+struct bt_mesh_model_herald_location_beacon {
+  /** \brief Herald Location Country **/
+  uint16_t country;
+  /** \brief Herald Location State **/
+  uint16_t state;
+  /** \brief Herald Location Code (NOT beacon identifier) **/
+  uint32_t code;
+  /** 
+   * \brief Herald Location Beacon ID (Beacon identifier)
+   * \since v2.2
+   **/
+  uint16_t id;
+  
+  // Note: We only supported limited extension fields
+  /**
+   * \brief Location further information URL
+   * \note 0x13 in Herald Extended data area. MUST be https.
+   **/
+  char* ext_url;
+  /** \brief Length of location URL **/
+  uint16_t ext_url_length; // URL GET is max 2048 thus 11 bytes for length
+
+  // char* ext_name; // 0x10 in Herald Extended data area
+  // size_t ext_name_length;
+
+  // char* ext_location; // 0x11 in Herald Extended data area
+  // size_t ext_location_length;
+
+  // TODO public security key for beacon later
 };