(1) Whether the SA Revenue Service (Sars) intends issuing a directive compelling shopkeepers to issue receipts to customers; if not, what is the position in this regard; if so, what are the relevant details; (2) whether he has been informed that many vendors do not issue receipts; if not, what is the position in this regard; if so, what are the relevant details; (3) whether his department has calculated the tax revenue lost to the fiscus because of this practice; if not, what is the position in this regard; if so, what is the amount; (4) what steps does he intend to take to combat this loss of revenue?