Free web resources were just added to the FREE PHOTO MAKERS page. PicNik and DrPic were added and moved to the top of the list of free photo makers. http://www.freemediaguide.com/free_image_makers.html
Also, a very good 'Intro to Picasa' video is on YouTube here: http://www.youtube.com/watch?v=rskC6c_5L1M