To sign up as a sponsor go to the 'Advertise With Us' link at top menu, select an item and level and click in 'SIGN UP' button. Fill out all fields, write down your username and password for future reference, choose the best payment gateway for you and follow the steps to finish the process.
To sign up as a visitor go to 'CREATE YOUR PROFILE' at top of site, fill out all fields and click in 'SUBMIT'.