Banks offer all sorts of credit cards. For the savers, there are cash-back cards. For the indebted, there are balance transfer cards. For the shoppers, there are retail cards. And for travelers like me, there are rewards cards.
A growing number of Americans -- nearly 34 million of them -- are spending at least one work day a week at home, working remotely. New technologies allow greater flexibility, but do they help or hinder employees' efficiency?