First step: sign up for an account on the page Login
Second Step: Choose packages on ADD page or Ads Packages page, choose what you like and fill up the informations. You can pay with Paypal.
Third step: After you paid you can manage your Adverts on the Manage page
All the Adverts you can find them on Adverts page
You can see your orders, your Adverts and more under the My Account page