Regional SEO is like any other SEO in that it's a puzzle of many different pieces all put together to give a website a better chance of ranking in the search engines.
Technical SEO is the method of guaranteeing all the search engines can crawl a website. Google is by far and away the largest search engine, and you'll get most of your organic traffic from google.
Making the following changes can ensure you're website is google friendly. Well, Structured content Responsive (Mobile Friendly),
Fast Loading Speed. Optimised for regional keywords, Titles, Meta Descriptions and more are added correctly.
All of my SEO packages include technical On-page SEO, as it's one of the core pillars of ranking higher within the search engines.