LetterMark technology combines powerful
client software with server-based delivery. The LetterMark client software on the userís
machine adds light html "instructions" to call a specified template from the LetterMark
Data Center. The templates and user contact information do not travel with the email, but are called from the data center when the recipient opens the email.
is not intercepted, re-routed or interfered with in any
way on its path from source to destination.