What generally small business owners do is that they acquire an e mail list and get started sending e newsletter to them. This may not at all develop interest the audience as they don't have to have it. Suppose you acquire hundred e mail ids to send e newsletter. Firstly out of hundred roughly forty addresses you come across deactivated and now sixty left. Out of that sixty only a single or none are going to be considering your merchandise and services. So what exactly is the use?