Graphic Design (Monthly Budget)

Looking for talented graphic designer to work on a monthly basis. We have a website and need a graphic designer to make us misc designs and images, i.e., icons, flyers, banners, etc. 1 credit = $0.50 Pay is non-negotiable and we work off a credit system. 1 credit = small images (icons, buttons, etc.) 3 credit = medium images (banners, images) 5 credit = large/custom images (brochure cover, cd cover, etc) 10 credit = custom work (logos, magazine cover)