Increasing demand for rental cars lifts Hertz' sales and stock

It's a truism in business: One industry's misfortune is another's good fortune. This seems to be the case with Hertz Global Holdings Inc (HTZ).

The car rental company issued second quarter guidance this morning, for the first time in eight months. Not only was the guidance well above Wall Street estimates, but the company even said it has been adding to its car fleet as it's seeing higher demand in the last few weeks.