To add or delete map field values
         
         
         
            
            
               
               - In Solution Explorer, right-click a map file (.bms or .mfs). 
               
- From the context menu, click Edit Annotations for Services; then click the name of the map you want to edit. 
               
- Click the Field Values tab at the bottom of the editor. 
               
- In the Values column, double-click the row that corresponds to the field whose value you want to add or change. 
               
- To add a value, type a value into the Value field; then click Add. 
               
- To delete a value, click a value on the Values list; then click Delete. 
               
- Click OK.