Just bouncing onto the board, or hitting the board and jumping up onto a block to get used to the way the board works. Get that down before attempting to go upside down!
Yurchenko entries (even more mad scary). Requires a ton of back and wrist flexibility.
Low Bar Kip (huge strength and flexibility requirement)
Glide swings in a row
High Bar Kip
Flyaway (fear factor, plus you need to be able to swing a decent sized tap swing first)
Swing Half Turn Dismount