Flip the ball during a free throw
Hold R while shooting a free throw to flip the ball before shooting it. -From: videorat02 @ ameritech.net

Granny free throw
Hold C-Left while shooting a free throw for a granny throw.

Bonus teams
Enter the "Rosters" screen and select the "Create Custom Team" option. Then, enter one of the following locations and team names to activate the corresponding team that consists of members of the development staff.

EA Europals
Hitmen Coders
Hitmen Earplugs
Hitmen Idlers
Hitmen Pixels
Hitmen Rebounds