Fraid there isn't one...but have you read the guide I wrote for it? I need to update because of his latest changes, but I give a lot of tips and tricks and good info on how to get through it. Once you're established everything is easier (like a lot of games really). Anyway, it's at http://www.universalboxingmanager.com/gameguide/index.htm
If you don't put your equipment and doctor up, you won't go broke. Just make sure that someone is fighting at least every other month until you build up a cash reserve. You MUST have two boxers before long however, one won't generate enough income.