You can use the Navigator.AddPoi and DeletePoi methods to add and delete points of interest. There isnt a method in the TomTom API to retrieve all the POIs in a collection. However you can open the underlying .OV2 file and parse the contents. The format is documented in the TomTom SDK.
Peter
Peter Foot
Microsoft Device Application Development MVP
www.peterfoot.net | www.inthehand.com