The bottom line to riding this local search marketing animal is to evolve with the ever more granular local "geo-fencing" search technologies that connect the consumer to the showroom.
Its not just about Review snippets. Like everything we do, the subject of this post is really about how we get better visibility in Google Search Results. Use this How To post as a way for you to understand the scope of the subject as well.
Here is our trick as promised to determine if your website is mobile first search optimizated. This is just a test you can do today that is current for early 2018.