duties

Q: Why is it said in Islam that women are not supposed to cook for their husbands?

Q: Is custom duty at airports permissible? My son is planing to ask someone to bring two laptops from US to Saudia.

Q: We know that there are businesses in South Africa which claim to send goods cross border but don't send it for profit gain. These goods are kept in SA and sold locally and the VAT or duties are claimed. Is this jaaiz?