Waitrose is making its EPoS data available to suppliers for the first time through Information Resources and ACNielsen. Both already have access to similar tracking data from the big supermarket chains, which they sell on to clients in market reports. Waitrose director of buying Angela Megson said: "Waitrose is always looking at ways to improve relationships with our supplier base. This new arrangement improves the services we receive and enhances the quality of reporting available to us." Derek Willins, ACNielsen director of retailer services for UK and Ireland, said: "Waitrose key account data will help our clients to improve their understanding of the market, while at the same time helping them generate significant benefits." {{NEWS }}