Did you ever heard about banner exchange???

You can make one now and earn thousands of dollars within a few month!!!
It's an excellent revenue generating traffic tool!!!
You can advertise your own website network with its help!
Plus you make 100% of advertising and traffic services.
The banner exchange site is both free and paid with free accounts operating 100% automated.

The free/paid banner exchange provides a 2:1 banner ration (of which the administrator can change),
which means for every two banner impression that loads on a user loads on their website, they get one impression of their banner on a member site.
Every other banner impression is filled by a house promoting the exchange. For paid services,
this site boasts paid credits and banner advertising on the main website.
In addition this banner exchange has an anti-cheat referral system that promotes the exchange itself.
You set the referral credits for your members.
With no extra fees other than hosting, this site is a serious traffic generation and advertising based money making tool.

Open surce code

Updated 4-1-2011 tested in Cpanel Server with averaged setup with globals off

Requirements:
Unix, Linux or Windows server,
PHP 4.3.4 or later
MySQL 3.23.58 or later