Originally Posted by dgreen12

No. It means that you booked more than 48 hours in advance and you would therefore be entitled to the guest compensation (if walked.)

You received excellent advice much earlier in the thread: (1) check in (in person) at the earliest available opportunity to avoid being walked, and (2) remind them that your Marriott status is in the February reservation and that it will be costly to them to pay out under the Ultimate Reservation Guarantee (the $100 plus 90k points.)