I've had some experience roleplaying before, but I'm not an advanced one. My average post is mostly around 1-3 paragraphs, the lengths vary.
I'm also on other forums too:
Click Critters: pichu1344567
GTSplus: For Lack of a Better Name
Vdex Project: Pichu-Chan
RPG Gateway: Pichu-Chan
My Little Pony: Frienship is Magic RPG: lackofabettername