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My apologies if I'm posting this in the wrong section, but I didn't know where else to put it ^^. I am looking for a custom e-mail (something(at)something.com), but everywhere I look I have to buy a domain w/ hosting / extra features etc... A domain may be needed, but where can I buy a domain...

Hello guys I am back :) I was on fiverr like 2 years or year and half ago. I made about 200$ in month then I stopped because of time. Now I am looking to start again to get few extra $ online. So my questions are: 1. It is still worth? 2. What is popular at the moment? (what kind of gigs) 3...