A mailing list a list of email addresses of people of whom you have permission from to send your product advertisements and other things regarding mailing list your business to that email. As far as your mailing list is concerned, you need to think how mailing list you are going to compile it. The simplest way is to be up-front and ask visitors to your site for their email addresses and get their permission to email them.
A good step to ensure that your database is up-to-date is to send an email to all your customers and clients, reconfirming their details and getting their permission to email them with promotional material. For example, if you are running a promotion mailing list in one city, you might send the initial communication to everyone on your list, but your follow-up emails would only go to people in that city.
For the best results many marketing experts recommend that you personalize every message, at least have the persons name in the opening line and possibly in the body of the email as well. The more personalized and relevant your mailing list messages are, the greater your success will be. Once you have put the hard work in to compiling your list, you need to treat it with respect.