It also provides gasoline at discounted prices which enhances its appeal to value-conscious customers and is another reason that drives customers to its stores.
Others will think it makes sense that employers benefit from giving their workers a reason to value their job - and getting some good publicity, as well.
Today's fall in the value of the euro is surprising for a different reason - because it suggests that financial markets think the ECB is preparing to take more dramatic steps to support the eurozone economy.
This is one reason why Zephyr, which specializes in the creation and management of highly focused and value-added investment funds in the emerging markets, is highly optimistic about opportunities in the developing countries.