明天准备去圣安东尼奥玩3天,车还没租,请问大侠们有好的意见或是有优惠.万分感谢.

Time is so tight. Check Visa, Mastercard or American Express, usually
there is little discount and some insurance coverage from these credit
card company. Also, check the walmart/samsclub travel deal,
occasionally, you can get good deal too. Good luck.