List building is a must if you want to advertise your business to people who are genuinely interested and will be willing to buy and recommend your products rather than putting your mail in spam. Here are some advanced ways that you can use for list building:
• The simplest way of course is by placing a subscription form in a strategic location on your site and people sign up themselves. But many a time you have to coax the user into signing up by having a pop-up (though you must ensure that it does not get in the way of sales). An exit pop-up with an invitation to join your mailing list is an excellent way to have people sign up.