2.1 Introduction

At its core, e-mail marketing is a tool for customer relationship management (CRM). Used effectively, this extension of permission-based marketing can deliver one of the highest returns on investment (ROI) of any eMarketing activity. Simply put, e-mail marketing is a form of direct marketing that utilizes electronic means to deliver commercial messages to an audience. It is one of the oldest and yet still one of the most powerful of all eMarketing tactics. The power comes from the fact that it is the following:

Furthermore, e-mail marketing’s main strength is that it takes advantage of a customer’s most prolific touch point with the Internet: their in-box. E-mail marketing is a tool for building relationships with both existing and potential customers. It should maximize the retention and value of these customers, which should ultimately lead to greater profitability.