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

Backgammon Veteran - 10 points

Play a total of 100 games. Earn this in Single Player or Xbox Live play.

Mega Streaker - 30 points

Win 25 consecutive games. Earn this in Single Player or Xbox Live play.

Pip Master - 10 points

Win a total of 25 games. Earn this in Single Player or Xbox Live play.

Online Gammoner - 10 points

Complete 10 games in Xbox Live play.

Backgammon Beginner - 10 points

Win a total of 10 games. Earn this in Single Player or Xbox Live play.

Mini Streaker - 20 points

Win 10 consecutive games. Earn this in Single Player or Xbox Live play.

Gammon Grabber - 10 points

Win a game with a gammon. Earn this in Single Player or Xbox Live play.

Prime Pied Pipper - 20 points

Win a game by 75 pips. Earn this in Single Player or Xbox Live play.

Backgammon Baby - 20 points

Win a game with a backgammon. Earn this in Single Player or Xbox Live play.

Pied Pipper - 10 points

Win a game by 50 pips. Earn this in Single Player or Xbox Live play.

Bar Baron - 40 points

Get four of your opponent's checkers on the bar at once. Earn it in Single Player or Xbox Live play.

Double Take - 10 points

Win a game with a doubling cube bonus. Earn this achievement in Single Player or Xbox Live play.