When possible rank higher if your profile is 100% submitted.
This is the secret to earn money online. Most of them offer a risk free good for 7 days, with a good small fee each month that an end user wants to stay a membership.

You didn't advertise (actually, once you build traffic, you can advertise advertising!).
Make some advertisements, post them in your local shops, on Craigslist, and even search Google for free advertisers. An archives section is an effective place start.