Originally Posted by
uastarflyer
I didn't know about this wrinkle until it happened to me and my family last week at the E-check in kiosk (award tickets).
Usually you will get a red warning on your e-ticket receipt when award tickets are issued for passengers with different last names. All you have to do is show your ID and credit card at anytime prior to departure to have this warning removed if you are not traveling with them.