1. Think of a personal trait people might like to boast about and setup the site for it

2. Allow users to compare themselves

3. Allow the site to post to main social sites

4. Use lively/springtime colours and a roundish/eco-friendly design

5. Call it a silly, but catchy name like Bloing, Zbunk, etc

6. Find feature that heavy users will be willing to pay for to differentiate themselves

7. Find a way to transform these traits into sellable merchandise

8. Wait for advertisement to cash in