What are the best resources you guys have found for learning to market your apps/startups? How did you go about learning SEO/SEM, advertising, analytics, viral loops, and the like?
Here are some cool threads on marketing from @yegg's archive: http://www.gabrielweinberg.com/startupswiki/Ask_YC_Archive#toc30
Obviously, there's no substitute for practice and just doing it, but any resources/tips to steer me in the right direction would be really appreciated.