There is no guide for this game yet. But apparently it is EASY POINTS! 

The “New You” - 50 points

Got a haircut and some new clothes!

Meet Iggy at the Ranch - 50 points

Impressed the crew enough to get into the Skate Ranch!

Won the AMJAM - 50 points

Won the Tony Hawk AMJAM!

Hanging with Alva - 50 points

Learned about Green Pipes Point from Tony Alva!

The Snake Run - 50 points

Mega begins digging up the Snake Run at the Skate Ranch!

Rally the Pros - 50 points

In search of pro skaters and bikers for the video!

Iggy's Out of Jail - 50 points

Shredding the Casino with Iggy!

Party at the Ranch! - 50 points

Skating the all new Skate Ranch. Story is complete!

LIVE in Beverly Hills - 10 points

Competed LIVE against other players in Beverly Hills!

LIVE in Casino - 10 points

Competed LIVE against other players in Casino!

LIVE in Chicago - 10 points

Competed LIVE against other players in Chicago!

LIVE in Downtown - 10 points

Competed LIVE against other players in Downtown!

LIVE in East L.A. - 10 points

Competed LIVE against other players in East L.A.!

LIVE in Hollywood - 10 points

Competed LIVE against other players in Hollywood!

LIVE in Kyoto - 10 points

Competed LIVE against other players in Kyoto!

LIVE in Minneapolis - 10 points

Competed LIVE against other players in Minneapolis!

LIVE in Oil Rig - 10 points

Competed LIVE against other players in Oil Rig!

LIVE in Santa Cruz - 10 points

Competed LIVE against other players in Santa Cruz!

LIVE in Santa Monica - 10 points

Competed LIVE against other players in Santa Monica!

LIVE in Skate Ranch - 10 points

Competed LIVE against other players in Skate Ranch!

LIVE in The Mall - 10 points

Competed LIVE against other players in the Mall!

LIVE in The Ruins - 10 points

Competed LIVE against other players in Ruins!

LIVE in Vans Park - 10 points

Competed LIVE against other players in Vans Park!

Beverly Hills Record - 10 points

A high score has been achieved in Beverly Hills!

Casino Record - 10 points

A high score has been achieved in Casino!

Chicago Record - 10 points

A high score has been achieved in Chicago!

Downtown Record - 10 points

A high score has been achieved in Downtown!

East L.A. Record - 10 points

A high score has been achieved in in East L.A.!

Hollywood Record - 10 points

A high score has been achieved in Hollywood!

Kyoto Record - 10 points

A high score has been achieved in Kyoto!

Minneapolis Record - 10 points

A high score has been achieved in Minneapolis!

Oil Rig Record  - 10 points

A high score has been achieved in Oil Rig!

Santa Cruz Record - 10 points

A high score has been achieved in Santa Cruz!

Santa Monica Record - 10 points

A high score has been achieved in Santa Monica!

Skate Ranch Record - 10 points

A high score has been achieved in Skate Ranch!

The Mall Record - 10 points

A high score has been achieved in the Mall!

The Ruins Record - 10 points

A high score has been achieved in the Ruins!

Vans Park Record - 10 points

A high score has been achieved in Vans Park!

Classic Mode: 10 goals - 30 points

10 goals have been completed in Classic Mode!

Classic Mode: 20 goals - 30 points

20 goals have been completed in Classic Mode!

Classic Mode: 30 goals - 30 points

30 goals have been completed in Classic Mode!

Classic Mode: 40 goals - 30 points

40 goals have been completed in Classic Mode!

Classic Mode: 50 goals - 30 points

50 goals have been completed in Classic Mode!

Classic Mode: 100% - 50 points

Classic Mode is now 100% complete!

Complete - 100 points

Completed the game 100%!