From what we can see, this is only relevant to Xbox 360 and Playstation 3 players, but DICE is asking you for Bad Company 2 achievement ideas. Here is what they have to say:
To enter, click here!
Do you have a great idea for an in-game challenge in Bad Company 2? Now is the time to share your brilliance with the world! DICE invites you to help design the achievements and trophies in the game. Take the opportunity now and submit your idea before Nov. 19th.
To enter, click here!