First create a map and name it 2. Switch different map styles 3. Click "+Group (https://exping.world/support/map-creation/group-management)" above to create different groups 4. Mark the locations of all houses in groups 5. Add phone number or WeChat contact information with quicklink (https://exping.world/support/map-creation/group-management) 6. Can share map links (https://exping.world/support/map-creation/map-sharing) and support web browsing of maps