The Zipcar referral program offers bonus credits for both parties when a current member refers a new member to the Zipcar car-sharing service.
Check out the Zipcar Referral Program to earn $25 in free rental credits when you sign up as a new member and extra bonus credits for each new Zipcar member that you refer. [Read More] Zipcar Referral Program Bonuses and $25 New Member Credit for Zipcar Car-Sharing Service