Avis to Buy Zipcar

Deal worth nearly half a billion dollars

Avis is buying Zipcar for $491.2 million, expanding its offerings from traditional car rentals to car sharing services.

Car sharing has become a popular alternative to traditional rentals in metropolitan areas and on college campuses, allowing members to get a vehicle quickly for short trips. Zipcar, which was founded in 2000, has more than 760,000 members. It went public in 2011 and posted net income of $850,000 in the first nine months of this year.