(1) Nothing in this Act shall apply in any case where goods or services are supplied otherwise than in trade.
(2) Nothing in this Act shall give any person a right of redress against a charitable organisation in any case where goods or services are supplied by the charitable organisation for the principal purpose of benefiting the person to whom the supply is made.
(3) Nothing in this Act shall apply in cases where goods are supplied—
(a) by auction; or
(b) by competitive tender.