This article started out as a "top ten reasons to have an email newsletter". It's probably going to have to be a series. This is just the first of several, but it is a big one: COST. Of course, we intuitively all know email is less expensive than postage. Here is a deeper dive into actual costs in...
Green Bay Net Password Security
Password Security
Green Bay Net will never email you asking for your account information such as user name and password. In fact no reputable company will email you asking for this sensitive information.
Since we're mentioning password security here's a link to an article on how to choose a good password.