At some stage, your site will be published and fully optimized. It is to be hoped that search engines will quickly add your site, with all its pages, to their indices. If you did a good job, this could go smoothly, but if you really want to aim high, you should also optimize your site outside the actual web site.
This process is called off-site SEO, as compared to on-site SEO, which we mostly worked on till now. Off-site search engine optimization (SEO) can have a tremendous effect, but doing it right can also be very time-consuming. Just check a few SEO agencies and look up their rates. Usually, they charge you per month, ...