I will list your business in high PR and high DA business listing sites. According to search engine survey, local citation plays a big role(13.6%) in local SEO ranking. You will get quality back-links from citation sites to increase the position of your business in local search ranking. Any Local SEO must incorporate Citations to help Boost the G+ Local Page . I will place reference into maps . As it were, a Google reference is even more an approval by the Search Engine Survey insects that your business is genuine and your NAP(name, address and telephone number ) is precise.