Originally Posted by deltajuliet

Thanks as usual for the response Centerline. However, that explanation seems to suggest the seat map would show less open seats. In my experience it typically shows more.

Or are you saying a portion of the open seats on the seat map are being held for groups/company business/re-bookings?

While we're on the subject, United seems to give out upgrades like candy. You'll see one or two available first class seats and 30 upgrades listed. Is it realistic to get first class anymore? It was doable a few years back but every flight I go on now seems impossible.