A type of direct marketing that’s delivered physically to a prospect’s mailbox through the United States Postal Service or other delivery service. Postcards, flyers, and catalogs are common examples. Email marketing is the digital equivalent.
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.
