The first 10k users were hard to get and we had to do a little bit of out-of-pocket PPC advertising to seed the community, after that we focused on building lin

The first 10k users were hard to get and we had to do a little bit of out-of-pocket PPC advertising to seed the community, after that we focused on building links, SERP and building a product people liked. It was a long road and between 0 and our first million users and we almost gave up many times. At some point we even had the site up for sale on eBay - I am so glad we didn't find a buyer :)