If he buys a phone card and it has extra credit.
The company gives those who buy a mobile phone a ticket for a draw to win another mobile phone.
Ruling on the incentives given by stores to attract shoppers.
Ruling on contests where buying something is a necessary condition of entry.
Ruling on playing pool billiards and the loser paying for the table rental.
Selling tickets and offering prizes to the winners from among the exhibits.
Ruling on Qur’aan reading competitions for children.