http://www.counter-strike.com/ 

FAQs

Pre-Sales Questions
Are there any setup fees for servers/hosting?
What is the difference between a public and private server?
Where are your servers located?
Will I have FTP access?
Will you install mods on my server for me?
What if I want to switch my server to a different location after purchasing?
What are HLStats and HLStatsX?
What are the terms and conditions?
General FAQs FAQs