Bob Parsons the owner of Godaddy.com has ten watch outs when buying a domain name.

Shorter is better Make sure its easy for the public to spell Avoid numbers and hyphens Make sure its relevant or unique to your business or service Avoid Trade mark issues Make sure your name will not be misunderstood. Avoid registering trade marks with different extensions. (Coke.net) Avoid intentional misspellings Do not make plans around marketing your domain name until you actually own it. Make sure you spell check your request before you buy it.