Foursquare has updated their BlackBerry smartphone app this week to v5.5.8. This is a small update but supposedly includes an important fix for location information. Specifically "This release fixes location issue across all supported BlackBerry devices and OS levels" whatever that means.
You can check out the latest version http://appworld.blackberry.com/webstore/content/6921
Sent via BlackBerry Bold 9900 www.pcrx.weebly.com