The Three Pillars of Successful Supplier  CollaborationThe supply chain collaboration model has got buy-ins from all types of businesses belonging to diverse sectors. But not every alliance between retailers and suppliers has flourished. An Aberdeen group survey has highlighted that dearth of proper resources, trading partner opposition to collaborative approach, unwillingness of the top leadership to invest, and unavailability of the right technology are the main challenges faced by retailers when it comes to supplier collaboration.