Your review count matters more than your star rating

A 4.6 with two hundred reviews beats a perfect 5.0 with six, and most customers work that out without thinking about it. Why volume and recency do more work than the number of stars.
How to reply to a bad Google review

The reply is not for the person who wrote it. It is for the next hundred people who read it while deciding whether to call you.
You have the reviews. Now put them to work.

Reviews sitting on a Google listing are doing about a third of the job they could. Where else they belong, and the one place you have to be careful about copying them.