This documentation is no longer available on MSDN. It is available as a CHM or PDF download. For the newest Geocoding, Imagery, Routing and Traffic services, see the Bing Maps REST Services
A string indicating the pushpin style to use. Optional. The default value is pushpin style "1", unless the PreventIconCollision property is set to true, in which case the default pushpin style is "15". Set this property before making a service request.