Open source the app. There's a huge lacking in good web based open source mail clients. Fill it. Offer a pay-for premium hosted version. Have us pay for service, not software.
If you released this, assuming it doesn't suck balls, I'd be running it immediately. I'm currently using Rackspace for my email hosting; check them out. They're good, good be better. ;)
If you released this, assuming it doesn't suck balls, I'd be running it immediately. I'm currently using Rackspace for my email hosting; check them out. They're good, good be better. ;)