When is it Time for an Agent

David Breen, owner of 25 Artist Agency, which represents Chris August, Laura Story, Natalie Grant, Robbie Seay Band and Point of Grace, just to name a few; sits down with CCM Indie to talk booking. How can an artist best represent themselves to a potential agent? At what point in an artists' career does it make sense to hire an agent? What impresses as an agent most?