Unlock Microsoft Gamerscore points, by completing the following Achievements.

Achievement	How to unlock
Ace! ( 15 points )	Complete a level with a Hole-in-One.
Ben's Burden ( 5 points )	Complete chapter 1 of Coin Golf.
Brunel's Apprentice ( 10 points )	Build 3 bridges in a single shot.
Efficiency ( 15 points )	Kill 6 enemies in a single shot.
Gold Medallist ( 75 points )	Unlock Gold medals on all 45 levels.
Jim's Journey ( 5 points )	Complete chapter 2 of Coin Golf.
Mark's Reign of Malice ( 10 points )	Complete chapter 3 of Coin Golf.
Show Me the Money ( 5 points )	Send gold from Coin Golf to Fable III.
Silver Medallist ( 40 points )	Unlock Silver medals on all 45 levels.
Super-mini Hero ( 5 points )	Use all three power-ups.
Woodchuck ( 15 points )	Chop 7 trees in a single shot.