Get money easy
Go to the lounge and tell the man that you want to do filming. Pick cliff jump film and start. Watch out for a big ramp to do a 900 mute. This will bring you 1500G.

Unlock extra Levels
Win a gold medal in all X Games competitions to unlock the Deep Freeze Mountain, Grind Or Die, Halfpipe Winter Style, and 4 more Slopestyle Events.

Night courses
Complete all 4 minute events in X Games mode (SnowborderX, Superpipe, Big Air, and Slope Style), to unlock Big Air and Super Pipe at night.

All boards
Press X, Circle, X, X, Up, Down, Left, Right at the main menu.