According to the SoLocal barometer, the purchase decision is the price after consulting customer reviews. The results of their studies clearly show that 80% of French people are influenced by customer reviews before buying. This says a lot about the true role and impact of a customer review on your SEO score. Natural referencing takes time and requires a lot of patience, in the meantime, 5 or 10 reviews a day are always good. In addition, it informs Google about the notoriety of your site, and indexing will therefore be to your advantage.