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://Getsocialselling.com/story2345595/what-should-you-know-at-the-beginning-of-web-hosting