For anyone else like me who is trying to get this achievement as quickly as possible and the requirements seem unclear:
You unlock this achievement after completing the "Getting Started" Challenges.
Movin' On Up
This Is How We Do It
PCU Tour
Shingo's Turn
Get Your Trick On
DIY Skate Park
Credit:
https://www.xboxachievements.com/game/skate-3/achievement/38...