While most consumers like to shop in physical stores, many want to get out quickly and efficiently once they've decided on their purchase. Research regularly shows that mobile shoppers want efficient checkout. Almost half (48%) of consumers also want to use their own device to check out or pay in store, according to a recent study by Deloitte Digital. This compares to about a quarter (24%) who prefer to go through a salesperson. This issue of getting out of the store more quickly once the purchase decision is made strikes me as what leads to the desire for in-aisle payments, though that phrase may be a slight misnomer. Just how the majority of mobile shoppers will end up paying and getting out of stores is still to be determined, with countless experiments and methods well underway around the world. A relatively small retailer in Canada introduced a self-checkout app to its customers late last year and has been watching and measuring results. The store, LUX Beauty Boutique in Edmonton, used a mobile payment app that allowed shoppers to pay from anywhere in the store and on launch weekend found 7% of all in-store transactions moved to the app, according to its maker. While the majority of customers didn’t yet move to the SelfPay app from Digital Retail Apps, the cosmetics retailer did capture some interesting stats: