I\'m thinking about making a simple map control in WPF, and am thinking about the design of the basic map interface and am wondering if anyone has some good advice for this. >
Don't build it yourself - use the WPF Bing Maps Control
http://www.bing.com/community/site_blogs/b/maps/archive/2012/01/12/announcing-the-bing-maps-windows-presentation-foundation-control-v1.aspx