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Zipcar, the car-sharing company, on Tuesday filed for a $75 million initial public offering as it continues to expand.
In its regulatory filing, Zipcar cautioned that it might never become profitable and that it expects to incur significant future expenses.
The company is known for its car-sharing network, in which members can rent a car by the hour without needing to pay for gas, parking or insurance. It has about 400,000 members.
Post staff and wire reports
