A term can be implied on the basis of trade usage, but such an implication is made not in law, strictly speaking, but on the basis of the parties' presumed intentions. Trade usages do not apply to a particular space; they develop in a particular profession or trade. In the case of Golden Cape Fruits v Fotoplate,1973 (2) SA 642 (C). Corbett JA established the requirements. The trade usage must be:
