OnePass Dining - you can earn miles for eating out at participating restaurants (over 8000 nationwide)

Mileage Mall - you can earn miles for shopping at a variety of online retailers.

Miles for shopping at Shop Rite - earn 250 miles for every $500 you spend using you registered PricePlus club card.

Miles for shopping at Randals - earn 250 miles for every $500 you spend using you registered Randals club card.

Credit Cards through Chase - several different cards to choose from. All offer 1 mile for every dollar spent and a sign-up bonus up to 10000 miles. Annual fees differ.

Chase MasterCard - This cards lets you earn miles at a rate of $1 spent= 1 mile which you can then transfer to any of 250 airlines

Check Card through Key Bank- The check card offers .5 mile for every dollar spent and a sign-up bonus of 2000 miles.

Miles for Cruises-Buy a cruise from a CO partner, get miles. Cruise must be booked on CO website.

Miles for Car Rentals - Rent a car from CO partners, get miles.

Miles for Online Trading - Get CO miles for signing up with Ameritrade

Miles for paying your energy bill - Only for Texas-based members.

Miles for Communication Services - AT&T, Cingular, T-Mobile, and Nextel would all love to give you some miles for using their services.

Miles for mortage or real estate purchase - Contact these guys for a quote, but before commiting shop around first. You might be able to save more then the miles are worth.