in advance.   It will hog your computer's resources   It is usually very slow     2. Internet-Based Newsletter Management This approach requires you to subscribe to a monthly service. A few Internet-based options for doing this are:   Integrated List Management, Autoresponder, and Shopping Cart   http://www.1ShoppingCart.com       Autoresponder Service such as   http://www.GetResponse.com   http://www.Aweber.com   http://www.ProAutoResponder.com       List Managements Services such as   http://www.SparkList.com   http://www.Topica.com     The PRO's of using a Internet-based system are:   Your data is protected (most services have strict backup procedures)   It is accessible from anywhere that there is access to the Internet   Usually it's fully automated (i.e. It automatically manages subscribes, unsubscribes, bad e-mail address purges, reporting etc.)   Less worries about getting accused of spamming     The CON's of using a desktop-based system are:   Monthly fees can be expensive   If your service goes down, so do you   You lose some control over the sending process     More and more people are turning to Internet-based systems to manage their lists. I personally use 1ShoppingCart.com to manage my list. It's relatively inexpensive and has