What should I check before buying Server?

[WebIntellects - Rob]

Are you sure you need dedicated server at all?
Can you please tell us about your needs? Please do not get offended, but you might be the one who is looking for dedicated server but do not need it at all.

[Petervirus]

When selecting cheap website hosting, be sure that the web host provider is trustworthy. Besides, to become more web host–oriented read independent web hosting reviews that are known to be of high quality and the most up-to-date. If you need reliable dedicated server service, you can check centsi.com dedicated servers. It seems to me that they are able to handle all your needs.