Offers to help with webapp
webwright: You have enthusiastic users and you think you're going to sneak up on an incumbent?
(suggest reading: http://www.unionsquareventures.com/2008/06/the_spooky_econ.h... )I'd add a donate (or tipjoy!) button.  Or a bounty page where people can buy their favorite feature request to the top of the list.If people want to help, maybe you could release an API?  Or open-source your software?