Okay, this free course on digital photography is not only for marketers, but it is the best introduction to the subject I have seen anywhere. And you can't beat the price. Not only will you learn about how to compose and create compelling photos for use in your marketing… you might even learn a thing or two about how to create a loyal following online. Heck, if you had a loyal following online, you might even be able to sell something to people. Hmmm…