Google is one search engine but it has got sections country wise. If you perform a regular search from US at Google, the Google will show you the results from Google.co.us. This is local search. You are using Google there but not the general Google but the local version. Same thing in case of every area… If you search from there, you will get results from Google.co.in. This is what Google local search in all about.online reputation management companies
Black hat SEO methods may actually reduce the quality of search engine results. It may result in website penalization or ban because it is against Google guidelines and an illegal thing for a SEO to handle..