This is another selfish, bookmarking post because I don't want to lose these links for when I need them later.
Wizard has a really useful collection of notes from some of the top web comics creators on the nitty gritty of running a successful web comic. They talk about their hosting, the software they use, how they promote it; all that stuff.
Once I get Cownt Tales wrapped up (it's getting really close, you guys; I'm very excited) I need to start concentrating on the prose anthology I'm editing. To that end, this article by First Second editor Calista Brill on the role of an editor will be something I want to keep in mind.