"Through January 8, 2012, fill up on a complimentary breakfast buffet each morning of your stay at AC Hotels. A minimum two-night stay is required."
https://www.marriott.com/ac-hotels/travel.mi
Unfortunately, AC considered as a CY and not included in Ultimate Guarantee otherwise OP would be elligible for $100/day.
Originally Posted by
HappyCheesehead
Checked in to the AC Ciudad Seville and the manager ...............said that breakfast was not included and if Marriott Rewards told us it was then they made a mistake.