Get All liscenses in the Normal Mode in the Arcade Mode. Then at seclect character screen where it shows the skaters sponsors and how he is dressed push and hold square and hit X while still holding square. Then for hard mode in Arcade Mode go to the Level Select mode in arade mode and pess circle and the liscenese are harder to obchieve.
In the Hard mode under Arcade once you complete all the licenses for each board you get a special board that everyone can use.
When you win Gold five times in the Street Competition of the X-Games you will get a Cartoon Cartoon Board, which makes a different sound when you post, ollie, or land, all of which are cartoon sounds.
Beat the arcade the first time through to unlock Hard mode. While in Hard mode complete all six licenses on the Ruins stage to unlock a hoverboard for all the skaters. The hoverboard has all stats maxed out.
To get this awesome board simply get into another mode by getting all thirty six licenses in regular mode and once in get all licenses for the L.A. stage. After you exit and save it will say that you have recieved a new board. The special board will be on every characters select a board screen. This board when moving forward makes a sound similar to a chicken and when landing from an ollie it makes a sound like your board falling on a cat.