The Importance of Building Lists The most important mailing list rule in online marketing is to have a list of opt-in e-mail addresses. The larger your e-mail list the more successful your online business will be. This is the driving factor for a successful business mailing list model. Every time someone buys something from you, you need to take the effort to obtain their e-mail address. If you do not catch your customers contact information, you will lose all chances of future communication and probably repeat sales with them. The bigger your e-mail opt-in list grows the more advertising and finally sales you can generate. It is a fact that you will have sales opportunities mailing list that you would not be able to obtain in any other way. When you regularly stay in touch with mailing list your customers you can ensure that at least some of them will return to your website for a first purchase or a repeat purchase. And you get the chance to get to know your mailing list subscribers better and understand what they really are looking for. If you listen well and deliver what they want, you will be honoured by still more sales and followers. Please make sure that every mailing list of your websites offer the visitors a sign-up box to join your newsletter or to ask for more information about your offers and products. Conclusion A marketing plan without considering list building will most probably just not work or at least only deliver poor results.