Summer vacation means it's road-trip time! These days, with gas prices again on the rise, saving money at the pump is on every road-tripper's mind.
"I can fill the car up for 10 cents cheaper than local pump price," the rental sales agent says as he points to a sign showing a nice, low per-gallon price. Sounds like a good deal, no? As with everything in the rental car industry, there's a catch. Here are six reasons to think twice about prepaying that tank:
1. You have to return the car completely empty.