Because you'll never be able to catch up if you do. Realizing it's going to suck no matter when you start is your first major challenge.  Owing that embarrassment is the best thing you can to eventually make it turn out the way you want. That's when you'll get good enough to attract the business you weren't sure you could. That's what I talk to Woody Brown about, of The Rhoads Group, as he starts to put all the pieces together. P.S. Agency Nation emails might help limit how much embarrassment you face.