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Domain names serve another important function. Search engines uses it to help determine the nature of your site. It is thus important to have relevant key words in the domain names to make your site more easily found by search engines. Thus before you register a domain name, it is important to do some keyword research.
All this is well and good. You do your research and have decided that a particular desirable domain name is what you want, but when you proceed to try to get that domain name registered, there is a high possibility that you will find that it had already been registered and not available. What do you do then? You can try to be creative and come up with alternatives or you can turn to http://www.buydomains.com/ which have 800,000 domain names registered for sale. Not only that, they also offer flexible financing where you can pay for the domain name over a period of 12 months.
However, http://www.buydomains.com/ doesn't just sell domain names. If you are creative and good at thinking up of desirable domain names which may be well sought after, you can register it with http://www.buydomains.com/ who will help you to sell your domain.