Originally Posted by
Dr. HFH
Yes, under the old Starwood system; but it doesn't exist in Marriott. IIRC the rate code for what you describe was Z6R.
Ah thanks. I think there is a new rate via the
https://www.traveloffers.me/en/marriott/mastercard which is called strangely or uses a rate called (BOG) - seriously ! Its buy 4 get 6 with Mastercard.