This white paper will reveal how retailers can leverage the personalization of email, the instant communication of short message service (SMS) messaging, and the multimedia capabilities possible via social media to formulate long-lasting relationships with shoppers. By following a "Crawl, Walk, Run" approach to crosschannel marketing, retailers can better understand consumer behavior and determine ideal cross-channel messaging strategies. In turn, retailers can roll out a plan that will suit their brand image and simultaneously adapt to the constantly evolving behaviors of today's digitally advanced shoppers.