Forza Motorsport 3 Cheats - Xbox 360

Achievements
Complete each achievement to receive the allotted gamerscore:

Welcome to Forza Motorsport (15) - Complete the very first race in the game.
Weekday Event (10) - Complete your first weekday event in Season Play mode.
Weekend (10) - Complete your first weekend event in Season Play mode.
Year 1 (50) - Complete the first year of Season Play.
Year 2 (50) - Complete the second year of Season Play.
Year 3 (50) - Complete the third year of Season Play.
Year 4 (50) - Complete the fourth year of Season Play.
Year 5 (50) - Complete the fifth year of Season Play.
Year 6 (50) - Complete the sixth year of Season Play.
Solid Gold (80) - Achieve a gold trophy in every single race in the Event list in Season Play mode.
Lapper (10) - Complete a time trial.
World Traveler (25) - Race at every track location in the world.
Car Level 1 (5) - Achieve Car Level 1 in Season Play mode.
Car Level 2 (5) - Achieve Car Level 2 in Season Play mode.
Car Level 3 (5) - Achieve Car Level 3 in Season Play mode.
Car Level 4 (5) - Achieve Car Level 4 in Season Play mode.
Car Level 5 (5) - Achieve Car Level 5 in Season Play mode.
Driver Level 1 (10) - Reach Driver Level 1 in Season Play mode.
Driver Level 2 (10) - Reach Driver Level 2 in Season Play mode.
Driver Level 3 (10) - Reach Driver Level 3 in Season Play mode.
Driver Level 4 (10) - Reach Driver Level 4 in Season Play mode.
Driver Level 5 (10) - Reach Driver Level 5 in Season Play mode.
Driver Level 6 (10) - Reach Driver Level 6 in Season Play mode.
Driver Level 7 (10) - Reach Driver Level 7 in Season Play mode.
Driver Level 8 (10) - Reach Driver Level 8 in Season Play mode.
Driver Level 9 (10) - Reach Driver Level 9 in Season Play mode.
Driver Level 10 (10) - Reach Driver Level 10 in Season Play mode.
Driver Level 15 (15) - Reach Driver Level 15 in Season Play mode.
Driver Level 20 (20) - Reach Driver Level 20 in Season Play mode.
Driver Level 25 (25) - Reach Driver Level 25 in Season Play mode.
Driver Level 30 (30) - Reach Driver Level 30 in Season Play mode.
Driver Level 35 (35) - Reach Driver Level 35 in Season Play mode.
Driver Level 40 (40) - Reach Driver Level 40 in Season Play mode.
Driver Level 45 (45) - Reach Driver Level 45 in Season Play mode.
Driver Level 50 (50) - Reach Driver Level 50 in Season Play mode.
Connoisseur (50) - Own (at least) one car from every manufacturer.
Bottomed Out (5) - Jump five feet.
Painter (10) - Create a paint job or vinyl group.
Buyer (10) - Buy something using the storefront.
Curator (10) - Upload a photo or movie to Forzamotorsport.net
Director (10) - Complete your first Forza Motorsport movie.
Auctioneer (10) - Sell a car in the Auction House.
Sniper (10) - Win an auction by outbidding someone.
Shutterbug (10) - Take a photo of your car.
Grease Monkey (10) - Create a car tuning file for your car.
Entrepreneur (10) - Sell a Tuning Setup, Design, or Vinyl Group from your storefront.
Demon (5) - Travel in excess of 200mph.
Interior (5) - Win a race using cockpit mode.
Drifter (5) - Earn over 1,000 points in a single drift section.
Drift Lap (5) - Earn over 100,000 points in a single lap.