Well, if you answered yes to the first two questions, then I can assure you that the answer to the third question is a big giant YES - and it can be done in only an hour!
Google will give you a list of keyword phrases people use related to that topic and how many times those words were used. https://thesocialdelight.com/story2459692/buy-domain-names-and-web-hosting-at-low-rates-from-a-reliable-provider