This is a circuit crare exchange banners and links to more dimensions than the standard sizes are:
UAP * 160 x 600 Wide Skyscraper
* 180 x 150 UAP Rectangle
UAP * 300 x 250 Medium Rectangle
UAP * 728 x 90 Super Banner
* 468 x 60 Traditional Banner
* 120 x 600 Skyscraper
Swapping links and traditional
The service will be free, but you will have the possibility to pay via paypal impressions of nature, everything has to be management control panel.
If you do a good job after will be given other project