Often, as soon as we get a sale we do a little happy dance and then jump right back into getting that next sale. However, the “hardest” work may come once you have that customer on board. It is your duty now to keep that customer happy. It can be as much as seven times more expensive to attract a new customer than it is to keep the customers you have now. (ThinkJar) Because of this, it is a good idea to keep that existing customer happy. Here are a few thoughts and tips on how to do just that.