Cross-selling opportunities have exploded as the number of channels and marketing contact points have proliferated. But challenges have kept pace, so that many marketers find themselves faced with a wall of data blocking them from really understanding and engaging with prospects and customers. To break through this wall and take full advantage of all this data to connect with customers on their terms, there is one essential phrase to remember: 

Relevance promotes engagement, which promotes purchases.

Simple concept; not so simple to execute. There's an art to the new cross-sell, and here are five key steps to follow so you can deliver on this enormous opportunity.