Originally Posted by
MSPeconomist
For December 31st, it might matter exactly when (dates, not time of day) you check in and check out. There also could be a difference in the answer for nights credit versus stay credit, so be sure to phrase your question carefully and provide all details.
Neither matter.
If you stay the night you can call and have it apply to 2016. This question gets asked every year.
You have to call. As the first reply suggested.
There's no real debate or confusion.