Ollie, Flip, Grind, Slide and Manual. All with only one button. To jump, hold the only button, then release. The longer you held, the higher the jump. To perform a trick, input the the sequence while in the air. To grind, land on a rail while holding the only button. To perform a grind trick, input the sequence, then immediately hold the only button until you land on a rail. To perform a manual press and hold the only button just before you land. Manuals don't grant score but will keep a combo alive.