We booked extra-legroom seats at an additional cost. At the gate, I checked the boarding pass to find I had been moved.

Airlines are offering ultra-premium business class seats at the front of cabins with extra perks like privacy doors and larger entertainment screens for an additional fee.

The United Gateway℠ Card is a no-annual-fee way to earn United miles. Here’s who it’s best for, how it works and if it’s worth it.