Originally Posted by
dwbf11
You have identified at least two potential problems: signing up for status you are not entitled to have, and making a reservation using a code it sounds like you are not entitled to use. Either of those would be sufficient to invalidate any CDW in the event of a loss. I would suggest re-making your reservation using codes that you are entitled to use, at a minimum.
As for status I don't think that would be an issue in terms of invalidating CDW but the visa Canada code probably will.