If your wife is not a reefer, then rule no 1: nvr let your wife join you in your LFS trip. pay via cash, no credit cards.
If she did happen to be with you, then just buy some cheap corals to give her wrong impression.
then next time can buy more, bring home also she won't be suspicious.
Ketchup.... you are SOOOOOOOOOOOOOOOO fortunate.
Go and thank God every day hor........