Now, the tool that is use is called NBA 2k12 SE.
What can you do you ask?
1.Mod Height (in centimeters)(anything over 8 feet seems to freeze the game)
2.Mod Cash [Up to $10,000,000 ]
3.Mod Contracts
4.Mod Skill Points
5.Mod weight
6.etc, etc, etc

So how can I do this?
1.Get your myplayer save file off of your HDD or USB using your preferred program/method.
2.Have the 2k12 SE mod tool open and drag your file into it.
3.Open the tab on the left-hand side of the mod tool that says "edit my player"
4.There will be for more button that say "MP Edit 1" through "MP Edit 4"
5.Click the boxes and explore the modding capabilities.
6.After you mod each element, press the "Save ____" [___=element you modded]
7.Exit the program and rehash/resign in your preferred program.
8.Inject back into your HDD or USB and load it up and beast it up.