date:Jul 09, 2014
points, including in car parks of London tube stations, garnering useful information for its owner Wal-Mart, which is testing online grocery in its home market as part of a bigger plan to integrate e-commerce into its sprawling network of stores.
The world's biggest retailer, which made more than $10 billion in e-commerce sales of non-food items last year, warns that investment in online will eat into profits this year.
AMAZON ADVANCES
Most of these traditional players are hoping to have est