Need HELP for 20'x30' Garage Framing Plan

Hello Everyone, I seek help for a garage I'm designing to be built but I'm unsure if my framing layout is correct. Attached is a Picture and PDF if you feel like marking it up with sticky notes. Any advice and information is greatly appreciated. Attachment 37135 (http://www.doityourself.com/forum/attachments/framing-sub-flooring/37135-need-help-20x30-garage-framing-plan-garages-layout2.jpg) Attachment 37134 (http://www.doityourself.com/forum/attachments/framing-sub-flooring/37134-need-help-20x30-garage-framing-plan-garages-layout2.pdf)