Pity the poor delivery drivers at Sainsbury's home shopping service. Its customers obviously don't. Despite the fact that most online shoppers stick to their usual shopping habits, there are always some who like to buy in bulk. Sainsbury's e-commerce guru Patrick McHugh bemoans the fact that one lady in London orders 500 bottles of fizzy water every six weeks. "It wipes us out ­ but we manage to accommodate her." {{COUNTERPOINT }}