To show how online customer reviews can help your business here are some stats-

More than 80% of customers visits a website after reading reviews.

More than 30% of customers are likely to spend 31% more on brand with excellent reviews.

Reviews can raise your results by using fresh user-generated content

More than 70% of customers make decisions after reading positive reviews.

https://www.10seos.com/blog/what-impact-can-online-customer-reviews-have-on-seo-