Newsletters are a great tool for your Diving related business. They are easy to create and inexpensive to distribute. With eMail Marketing companies like Constant Contact, you can produce a high quality newsletter with informative text, add pictures, link to your social media network, and email to your entire distribution list. Newsletters serve a dual purpose being they are a good tool for your customers and your staff as well. For your customers, newsletters inform, entertain and motivate. People tend to do business with you because somewhere along the line you met their needs, usually in a social context, and have formed some type of relationship with them. If you want to be the dive business that continues to meet their social or recreational needs, you need to develop and maintain an ongoing relationship.