Originally Posted by indieblackflyer

Maybe I am the oddball out, but why would you ever tell a hotel you are checking out the same day? Just do it! Once you are checked in with a room, there is nothing preventing you from checking out the same evening. Or alternatively, leaving the key in the room and alerting them the next day around check out time that you are gone. That way you get your room, get credit for your stay with whatever loyalty program. Maybe I need to understand better what you were attempting to do.