From my US experience I can confirm the point of removing shoes as soon one arrives at home- maybe do the same with the outer layer of clothing (I don't want to go further on that).
Treat each food item as contaminated and keep clean it before consuming it.
Make sure you husband is as...
Alternatively for small paper bags either use the sanitary towel bag found in some hotels or drop to any snack store and ask for an empty paper bag.
Or when at an airport ask for the plastic "evident" bag (preferably a couple) just before security
The stories about the Kingdom will be great - particularly if they involved activities inside the compounds. And your experience in Pakistan sounded very interesting - pity about the late Bhutto not her drive but the end of her life.
I consider a SSBBW to be a lady needing to make special adjustments to her daily routine that otherwise she wouldn't have to make like avoiding some restaurants because of the seating or back in time table density.