Balance used in advertising. The coke bottles increase and then decrease in size; the largest being in the middle. Folding the ad in half results in the same amount of bottles being seen on each half. The same couple colors are used without giving it a uniform, balanced feel
You probably know what Photoshop disasters look like, but your photos can benefit from more subtle and elegant touch-ups. With these tools and techniques, you can sharpen, texturize, re-contextualize, and remove tourists, among other problems, from your shots worth saving. << This source gives 10 image editing tricks!
Chances are the only thing that separates images on other websites from your own is a few minutes in a photo-editing program such as Photoshop or Photoshop Elements. << This source gives tips on how to make photo editing stand out on a website.
Website devoted to exposing web pages with designs that suck. This site has many examples and some even explain why they suck if it isn't already obvious