Complete the following achievements to unlock Xbox Live Gamerscore points.

Ranked by Hank (10 points): Don't fail any swings in coach intro. 
Entry Fee (20 points): Post an EA Sports GamerNet challenge worth more than 1,250 
points. 
Channel Surfer (25 points): Beat a 100+ point challenge in any 4 EA Sports GamerNet 
channels. 
Double Digit (25 points): Earn 5,000 Player Points in EA Sports GamerNet. 
Single Digit (35 points): Earn 25,000 Player Points in EA Sports GamerNet. 
Scratch (50 points): Earn 50,000 Player Points in EA Sports GamerNet. 
15 Minutes of Fame (10 points): Beat an EA Sports GamerNet Instant Challenge. 
Caddie Master (10 points): Play 100+ different EA Sports GamerNet Challenges. 
Club Champ (25 points): Boost your golfers Attributes to the max (12) without a 
Max Stats Costume. 
Course Management (25 points): Finish a round of golf below par with only irons. 
All your Balls are Belong to Us (50 points): Unlock all Trophy Balls. 
Battle Tested (25 points): Win a full round of Battle Golf. 
Fantasy Fiesta (10 points): Play a full round of an online simultaneous-play game 
mode as a fantasy golfer. 
Owning Old Man Par (25 points): Par or better on every course with the same created 
golfer. 
Ace in the Hole (25 points): Get a hole in one. 
Tweeter (25 points): Sink 50 Birdies using a created golfer. 
Running in Circles (25 points): Sink 200 birdies. 
Baldy (25 points): Sink 10 Eagles using a created golfer. 
Flying High (25 points): Sink 75 Eagles. 
An Albatross Nickel (50 points): Sink 5 Double Eagles. 
Smoke Show (25 points): Drive 400 yards. 
Medalist (50 points): 10 Under on Tour Pro. 
Afraid of the Dark (10 points): Get the ball within a few inches from the hole without 
sinking it. 
Pin Seeker (15 points): Hit the Pin. 
Ready Golf (20 points): Play through a Simultaneous Online 18-Hole game. 
Member-Guest (10 points): Host an Online Game. 
Lock it Up (50 points): Unlock all PGA Tour Trophies. 
Major Player (25 points): Win a Major. 
First Class (50 points): Win the FedExCup. 
Grand Slam (50 points): Win all 4 majors. 
Picture Perfect (10 points): Create a Photo Game Face golfer. 
Member's Fees (10 points): Spend $10,000 in the Pro Shop. 
Big Spender (10 points): Buy 100 items in the Pro Shop using your career earnings. 
Furry Fairways (10 points): Complete an entire round of golf with a score of -12 
while wearing the Bunny Suit. 
Tour Van Tinkerer (10 points): Play a Round of golf with Tuned Clubs. 
Tiger Tamer (75 points): Beat Tiger in Tiger Challenge. 
Buick Clubhouse Member (25 points): Defeat Travis Knox in Tiger Challenge. 
Buick Clubhouse Ambassador (25 points): Defeat Tiki Panday in Tiger Challenge. 

Additionally there are two secret achievements.

Lost The Plot (0 points): Exceed the shot limit. 
On The Bogey Train (0 points): 10 Double bogeys with any golfer.