start here: http://www.coralreefproductions.com/...milesflyer.pdf

only credit 50% miles on less expensive fares, cut the upgrade scheme by more than 60%. Mileage segment upgrades go from 800 mi to 500 mi and purchasing them with mi.s or $ now costs double.

got rid of unlimited upgrades for platinum and only give 4 500 msu's for gold