Canon CPN has made Wireless File Transmitter Step-by-Step Setup Guides available for download.
I ran across the following video today - and thought you might find it educational. Topics covered include Depth of Field, Circle of Confusion, Depth of Focus and hyperfocal distance.
Canon USA's Rudy Winston delivers a series of What's on the Canon EOS 7D Menu videos at B&H.
Since many menu options are common across DSLRs, you may find the videos helpful even if you do not own a 7D.