So I counter offered: put the $225 back on my card, the $300 voucher, and A level boarding for both flights. The gate agent said "No" but had my name and itinerary. I think there were several no shows and nobody was bumped.
I checked in to the Monte Carlo, the room is a little disappointing, but it is cheap.
Laziness got hold of me and I went to the brew pub for a quick dinner. Another poster recently did a fairly accurate tr on this place so I really have nothing to add other than they do carry several local beers other than their own. You might need to ask for them.
A huge hurdle to a live trip report is I have no cell signal in my room, MC only had wired internet, and I only have weak cell signal everywhere I have been in the casino.