Hey, if you see some kind of local problem that the city should fix, the folks at SeeClickFix really do have an app for that. You can report the problem with a photo and geotagging, informing local gov't. In San Francisco, it's tied into the 311 system.

Here's a problem along with a little of what it looks like in both the app and Web contexts — real impressive:

SFConnect Screen shot 2011-02-19 at 7.16.23 PM