JetBlue has the unique distinction of being the first airline to announce something about fee increases that got me excited. JetBlue raised their change fees but waived those fees for all members of their elite level, Mosaic. You need 30 segments & 12,000 TrueBlue points or 15,000 TrueBlue points to qualify for Mosaic and get these fees waived. That’s a pretty awesome amount of flexibility.
One Mile At A Time discusses how to get American to allow you very liberal routing for their awards. American has been exceedingly generous for as long as I can remember with their routing rules if you’re willing to take the time to figure it out. As oneworld continues to grow and they publish more fares in between city pairs American’s routing rules, IMO, make AAdvantage miles more valuable.
Mommy Points has a nice breakdown of how to make sure you’re earning miles for all your shopping needs. For the infrequent traveler, credit card spend is usually the biggest vehicle for mileage accrual. If done correctly (and without a lot of effort) choosing where to shop online can be a very lucrative way to leverage your credit card spend.