http://www.angelfire.com/biz/khawar/cybercafe.html

Welcome to Services for Cybercafes at ATRC.
ATRC Service Charges.

All prices are in US Dollars.

Linux proxy and dialout server installation : $550
Linux Client Installation ( OS, Netscape, IRC, ICQ ) : $50 each
Technical After Sales Support : $10 per hour

How come Linux has a free Licence ?
Linux GNU Licence