877-490-8324One of the most effective and cheapest things you can do to grow your business is to expand the amount that you sell to your existing customers. It costs far more to acquire a new customer than it does to up-sell an existing one. Customer retention is an area that most business fail in. Here is a great article that provides some useful tips on developing a customer retention strategy:
https://www.websitemagazine.com/blog/how-to-build-a-customer-retention-strategy