到哪里可以找租车coupon?

我和GF 打算开车去yellowstone一周， 沿途顺便看看。 查了查租车公司价格都狠贵 ＞＄２００／周。 听朋友说可以找到coupon， 到哪里找啊？ 多谢！

所有跟帖： 

• I use my company discount code to get 10% off -carjack- ♂ (258 bytes) () 08/10/2006 postreply 19:51:01

• 多谢！It works -22859- ♂ (0 bytes) () 08/10/2006 postreply 20:58:16

• Be careful. Hertz might check your employment ID -abmxoc- ♂ (613 bytes) () 08/11/2006 postreply 10:26:54

• they have never checked me though -carjack- ♂ (0 bytes) () 08/11/2006 postreply 22:06:57

• credt card usually sends these; Costco offers coupons too -wunderlust- ♀ (0 bytes) () 08/11/2006 postreply 11:03:52