Complete the following tasks to unlock PlayStation 3 trophy rewards.

Trophy	How to unlock
Acrobat Star (Bronze)	Perform at least three air tricks before completing the course.
Acrophobia! (Bronze)	Complete the course without jumping once.
Advanced Runner Certificate (Silver)	Complete STAGES 5 and 6.
Complete Beginner's Course (Bronze)	Complete STAGES 1 and 2.
For the Birds (Silver)	Perform at least fifteen trick combos before completing the course.
Hop! Step! (Bronze)	Perform at least five jump tricks before completing the course.
Intermediate Runner Certificate (Bronze)	Complete STAGES 3 and 4.
Legendary Runner (Gold)	Receive a gold medal on all courses.
Model Runner (Silver)	Receive at least a bronze medal on all courses.
Polished Running (Bronze)	Perform at least five ground tricks before completing the course.
Superior Runner (Silver)	Receive at least a silver medal on all courses.
What's the rush? (Bronze)	Perform at least 10 Ram Air Dashes before completing the course.