Domain Names

When ready, start your own website you need to find the information cyberspace domain name will be right for your piece. This begins with the knowledge that domain names can be better for your site, find out what people are looking for, ...
I know that using trademarks in a domain name is illegal ie: xyzcompanysucks.com, but what if I have my own domain name and choose to write a page or review.
I don't know what I am going to do with this domain name, I was sorta surprised it wasn't already taken. Does a famous person have a legal claim to their .com.
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