US grocer Albertson's Inc has expanded its online grocery delivery service this week to consumers in Los Angeles, Orange and Riverside counties, and the company says it is using a strategy to ensure it does not incur the infamous losses of other e-tailers. Analysts have argued that bricks and mortar grocers are more likely to be able to work an online service profitably because of the infrastructures already in place, the warehouses and order pickers, for example.