Make Magazine has a detailed—and we mean detailed—HOW-TO on how to get RSS feeds sent to your SPOT watch. I dig SPOT but I think it's gone stagnant recently. This little hack, however, perks up my flagging SPOT-love slightly.
Most of the HOW-TO involves downloading a bunch of software but the fact that you can control your own content on these watches makes the entire "pay to use your watch" proposition quite a bit saner. There are even tips on how to get POP mail sent over.