Baseball Card Pedia is a great website to look at odds and a brief breakdown of each product. Here's the website for 2012 Topps:
http://baseballcardpedia.com/index.php/2...Series_One
http://baseballcardpedia.com/index.php/2...Series_One
Currently working on 2010 Bowman Chrome Regular/Prospects, 2010 Bowman Sterling,
and 2010 Topps
and 2010 Topps