REVIEWS GET YOU SEO
When a customer fills out a review they usually put in key word rich terms and phrases. So not only does this help you rank for a main keyword but also sub keywords you might not being found on now at all. this will only bring you more customers. For example if your a plumber you want to rank for keyword plumber. But if a lot of reviews keep saying you fixed a "broken sink" you will be found when people search for fix a broken sink. Many of or customers have gained tons of new customers for being found on keywords they never targeted.
PASS YOUR COMPETITORS
If your competing with other businesses and lets say we help you get over 300 fresh reviews all keyword rich all that content will get you pushed above competitors that don't. it is a non-stop content generator for your business you don't need to do.