Originally Posted by
hockeyinsider
Ideally, Marriott would block the property from seeing whether you used a certificate so a cheap property can't deny you any privileges that come with a suite.
Marriott cannot do that, because Marriott pays properties well below market rate for each night upgraded using a SNA. A property has to know that suite or enhanced room was upgraded using a SNA cert because Marriott will be paying next to nothing for that upgrade.