the big difference between skins and background images is that you can use scale 9 on your skins to let one image work in many different sizes without looking awkward. But for whatever reason, and nobody ever tells you this, you can’t use scale 9 with assets embedded from symbols in SWFs. It just doesn’t work. Regardless of whether you build the guides in Flash yourself, or write them in the embed tag. If you want to use scale 9 in your skins, pull them in as PNGs

When creating an iphone interface design you should know there are a few things that can easily speed up your proces and increase the iphone look and feel. When I am creating an iphone interface I always use the same 3 things