For a beginner with aspirations of becoming a professional wedding photographer, should I buy: 1. New Canon EOS Digital Rebel XS with kit lens (EF-S 18-55mm f/3.5-5.6 IS) - Total $500 OR 2. Used Canon EOS 30D (body only) and a Used [ame="http://www.amazon.com/Canon-28-135mm-3-5-5-6-Standard-Cameras/dp/B00006I53S/"]Canon EF 28-135mm f/3.5-5.6[/ame] lens. Total $560 Thanks for the input!!