you must be  logged in to your  account   registration is free 

and you can manage all your ads  from  one  place 

( top right of this page to register )

Purchase banner option is  in the  members back office 

max  12 banners  sold at any time  and they show in rotation  

when a banner expires  the sold out  

sign will be  removed and you can grab one  if you get lucky :-)