The Credit Cards That Go Beyond Rewards to Cover Travel Costs
by Lisa Rowan on Two Cents, shared by Lisa Rowan to L from Lifehacker on (#4RKTN)

With any trip, even after you redeem your credit card points for travel rewards, you'll end up with some leftover expenses. You can use points to book a flight or a hotel room, but you can't call a campground and ask them to pay for your reservation with points. You might be able to redeem your points toward a rental"