Hair problems on the deer meat start in the fieldafter dresssing.If it is at all posible don't split the pelvis untill your deer is hanging ,when it is split and open it will alow the hair and other debris to get on the hind meats.Like one of the guys mentioned cut from the inside out when you start doing the ring cut.Freedome01115 gave some of the best advise and does it the same as I do.After I bust out the quarters,take the saddle(backstraps with bone),and cut out the tenderloins and some nexk meat I take the meat inside to my garage and start taking apart the hind meats and making roast and steak cuts,then butterfly the backstraps into steaks.The "golf ball method" of removing the hyde ,I read about that along time ago when I just got into deer hunting,you can remove the hyde many other ways, and one is simple using your hands and weight .