Groupon is offering a deal today where you can get a $40 certificate to Avis Car Rental for only $20. If you are planning a trip over the next few months, this is a great way to save!
Fine Print: Reserve by 4/30/12 & redeem in full by 5/31/12. Limit 1 per car. Valid only in Canada & US (excluding Alaska, Puerto Rico & US Virgin Islands). 2-day rental minimum.