I just purchased a good book on prepress. It covers all the basics and has some great tips in it. You can purchase it on amazon for a good price. Just follow this link: http://www.amazon.com/Exploring-Digital-PrePress-Delmar/dp/141801236X/ref=pd_bbs_sr_1/105-6672180-1563636?ie=UTF8&s=books&qid=1194144963&sr=8-1