A private email-registration service, owned by email vendor Ironport, which allows bulk emailers who agree to follow stringent email practices and to post a monetary bond to bypass email filters of Bonded Sender clients. The programs debits the bond for spam or other complaints from recipients.

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.