It says in SA OC Siman 497 Sif 17 that one may sell to a gentile on Yom Tov a treif animal (i.e. after this animal was slaughtered on Yom Tov permissibly it was found to be treif, non-kosher). The SA ...
A husband is supposed to ensure his wife's Simchas Yom Tov by buying her something (new jewelry, clothes, etc.) for the holiday. If she has already received such an item from a different source, and ...