psdGraphics.com has an extensive collection of PSD files, backgrounds, tutorials, templates, etc.
If you need simple background images or icons, head on over there. I’ve found a good bit of useful graphics for my sites for my personal business as well as work. SharePoint layouts and designs can look stunning and professional with their help.
The images are Photoshop, GIMP, MS Image Editor, and even MS Paint friendly. Get what you need and build a visually pleasing site with psdGraphics.coms help.