We've delved into the latest crop of trading figures from grocers in search of strategic insights, trends and innovations in the way retailers are selling – and customers are buying – across sales channels. Multichannel services and convenience Sainsbury's, a Leading retailer in IRUK Top500 research, says, in a third-quarter trading update, that its shoppers are appreciating the convenience of buying from digital Argos stores within branches of Sainsbury's. "Our Argos digital stores in Sainsbury's supermarkets are performing well, as awareness of the convenience of shopping at both Sainsbury's and Argos under one roof grows among our customers," said chief executive Mike Coupe. There are now 30 Argos digital format stores in branches of Sainsbury's, along with three branches of Habitat, and more than 200 digital in-store collection points to pick up online purchases from Tu, eBay as well as parcels sent by DPD. Meanwhile convenience store sales at the supermarket grew by more than 6% during the quarter.