BikeFlat
Bike flat offers many trick tips from beginers to experts, many bike product reviews, videos, user submitted pictures, and bmx buddy icons!
http://bikeflat.com/
FlyBikes
FlyBikes
http://www.flybikesbmx.com/
KHE
KHE
http://www.khebikes.com/2006/flatland/team/index.htm
WeThePeople
WeThePeople
http://wethepeople.de/