Originally Posted by jsloan

Well that's a pleasant surprise then. Maybe UA is in the process of lifting the segment cap (perhaps increasing it for PE?), or maybe you got lucky. To answer your question, UA isn't particularly likely to audit them if there is no further interaction with the ticket -- and if they do an audit, it'll likely be in the next couple of days. If it sticks around for a week beyond your last flight on that ticket, it's probably going to stay.