Most also do not use a professional domain email or domain name -- they also barely have a website - more of a one-page anchors menu web page that leads to a scheduler.
Yes, PP, TOS, Cookies, etc are all needed, and you want at least a 20-page website, not always including blogs.
Just because the 'majority' is not - does not mean you also should lower your standardization of professionalism. 😉