Originally Posted by
adambadam
Having bags checked is a formality in the standby process that for most GAs would immediately disqualify you from standing by at all (there is some disagreement on whether or not this is actually a necessary condition)
I have done standby with checked bags hundred of times. Never had a problem. They just tag the bags on the standby flights. Unless they know the standby flight is already full, then they won't even let you standby for that flight.