来自MSN

What Is Opt-in Email Marketing?

When you visit a website, you’ll often see a pop-up window presenting the option to enter your email address to receive a discount or free shipping. After entering your email address, you can take ...
New Haven Register

4 Marketing Strategies That Can Increase the Effectiveness of Your Email Opt-in Forms

The following excerpt is from Susan Gunelius’ book Ultimate Guide to Email Marketing for Business. Buy it now from Amazon | Barnes & Noble | iTunes | IndieBound Creating and displaying opt-in forms ...