Originally Posted by
upsidedown
As my trip is coming up I looked online and noticed I made reservation for rooms with 2 queen beds when in fact I had wanted 1K room and a 2Q room. I called the hotel and asked if they could switch the room, but also said don't do it if it changes the points.
Your meaning was vague, they probably assumed you meant that if the points amount is the same for 1K as 2Q go ahead and change the booking. For future reference any change in room type requires a re-price, whether done by the hotel or Marriott. I would just have handled this at check-in.