Five and Ten: Five Rules and Ten Steps for a Successful Supplier Contract Article on the Five Rules and 10 Elements by Kate Vitasek and Joe Tillman. Alignment, communication and collaboration are crucial for an effective buyer-supplier retail value chain. That’s easy to say, not necessarily easy to accomplish… Here’s the link: https://www.rvcf.com/page/RVCF_LINK_13_09_02/?