It is highly recommended for businesses to collect reviews on as many review sites as possible. However, initially, it is advised to monitor a minimum of 3 to 7 review sites. Monitoring multiple platforms demonstrates the value of the service to clients and highlights the effort put into building their online reputation based on reviews. This recognition can significantly contribute to better client retention as businesses actively engage in managing and improving their online review presence. By prioritizing a comprehensive review strategy, businesses can establish a strong online reputation and enhance their long-term relationships with clients.