Its your business Mandy, I "don't share truth" if it is just going to create undue stress. For example if little johnny had a tthree hour nap, I just say he had a nice nap.... :P Who knows you may have had to advertise for the spot again" because the other family fell through" or something.

If she thinks your lying who cares.....

Let another person deal with her control freak ways, its not nec. bad to pass the buick sometimes. Its more likely that she'll have to get a nanny.