A text fragment that is pasted into an email message only if certain conditions are met (for instance the recipient lives in a certain area). Conditional blocks allow email marketers to create more personalized mailings.
3 Quick And Easy Ways To Build A Profitable Opt-In List
You finally realize that you need a good opt-in list. After reading countless articles and sought expert advices and have read many success stories of people creating a small fortune with opt-in lists you finally decide to have one of your own.