7 Ways to Leverage E-Mail as a Real-Time Marketing Tool

5. Create “subscriber rules.” These should include serving the individual through timely and relevant content, as well as honoring requests for communication, contact frequency and contact channel, Stewart advised.

6. Send a “second hit” e-mail before any limited-time offer is set to expire. This technique will help boost response, Stewart said. He recommended sending this e-mail 24 hours prior to expiration.