This is Moz’s Local Search Ranking Factors. https://moz.com/local-search-ranking-factors , For the last 9 year, this survey tries to assess the relative importance of different signals on ranking both in the Local Pack/Finder and in organic search results.
These include: Google my business content, links, on page signals, citations and reviews and so on. There’s also considerable editorial commentary from the individual contributors that add color and nuance to the survey findings, i can warmly recomend you to read it…..
However, for you who are a small business, solopreneur, freelancer, with little time and a tight marketing budget. It’s with the help of fast, small and inexpensive changes that you can dramatically help potentially Visitors and Customers to Find Your Local Business.
Make your site completlely sorted out, so your site is so clean it can be, looks good, mobile friendly, and that all your pages are doing what they are supose to do. If you have the best site, with the best and relevant information/content.
Then your small business will stand out in local search, easy to find.. That must be your best plan, Simple… Read also my article: How can people find local business today 2017.. http://www.midliferswebbusiness.com/find-local-business.html
Have a Fabulous Day Folks:)