We start sub-forums when there is a plethora of threads on a board about a certain topic. When the mods/admins feel it is appropriate we'll make new sub-boards. It is that simple.
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Rides: DH - SC Bullit.2/Totems/Hopes. XC - SC Chameleon/Pikes/Hopes. Road - Kaffenback. Ride fast, take chances. Just don't blame me when you fall off.