Editor's Note: 6 Cross-Channel Retail Trends to Watch in 2013

4. Customization becomes mainstream. Consumers want retailers to know what they want, when they want it and the channel in which they want it. Retailers will oblige in 2013 with a steady stream of personalized emails, sales alerts and product recommendations based on consumers’ latest searches and buying habits via websites, mobile apps and social media sites. Along these same lines, expect to see a rise in "me-tailing" — i.e., a shift towards more personalized products.