Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock
Blaow! ( 20 points )	10,000 point trick.
Did Somebody Get a Boo Boo? ( 20 points )	75,000 point bail.
Extreme Grindage ( 10 points )	Perform a 100 meter or 300 foot grind.
Gone Viral ( 20 points )	Catch the Skate Flu.
Trick Spammer ( 20 points )	30,000 point line.