CREATING WORDMARK AND LOGOS

What tools do I need to use and what do I have to do to make wordmarks and play now logos??? I need to know this things to make a patch, or if there is a tutorial about this could you give the tutorial to me? tnx a lot

Come on guys I need ur help, I want to make my own custom team in game and it will be not perfect without a wordwark and logos in game, just tell me what files i need to make them and a simple tutorial on how to make them, plzzz somebody help me, i cant a tutorial about this in the nba live wiki