Who are you? We really want to know. So just click "new topic" and make a thread. Tell us anything you want. Even a simple "hello" can suffice. You'll see, once you make your first post, you'll find it much easier to make the rest.
What are you waiting for?
---UPDATE FROM MOD---
You can check out this nice format for your introduction
http://aethercards.com/discourse/introduce-yourself/how-to-introduce-yourself/
--- Lara