Help with trades

Guys can u tell me if theres a way to change those cap rooms or whatever...i mean im sick and tired of not being able to make normal trades when playing with the big teams because they are on negative cap space Pls tell me if theres a way to edit this thing???

Check out this guide for hacking the Dynasty files. Otherwise, there's some strategies for clearing cap room that have been posted in the Dynasty section if you want to try and do it the hard/honest way.