Oak Innovations has a great guide to finding and editing images for use on your blog. The guide goes through copyright issues, licenses, and sources for finding images, and then introduces Picnik, an online image editor. Since reading this post, I’m hooked on Picnik. I used to open Photoshop just to resize images, but now I right-click on an image thanks to the handy-dandy Firefox Picnik addon, and do what I gotta do in Picnik.
Two Tips for Easily Finding and Processing Images for your Blog Posts by Oak Innovations Blog