Card Verification Code can be found on the back of the card, usually
within the signature panel.
can be found on the front of your card, just above the
number on the right side.
My housekeeping experience is limited to my own home, decent sized home with four children, dog and lots to keep up with. I also managed a large child care facility where housekeeping was one of the hats I had to wear in ensuring the building was clean and safe at all times.