From the Main Menu, click the "Manage Listings" button
Click the "Edit" button next to the listing you wish to modify
From Control Panel click on the link “Map” located under the “Listing Details” section
To update the location of the listing, navigate through the map and find the correct location. Right Click on the position to retrieve the new GeoCode coordinates. The new coordinates will automatically be inserted into the “New” boxes. Click “Save” to complete the process.