Alati v Kruger (1955) 94 CLR 216 Rescission - restitution (AustLII link)
Alcatel Australia Ltd v Scarcella (1998) 44 NSWLR 349
Implied term of good faith (in NSW a duty of good faith may be implied in a contract) (View AustLII link)
Amoco Australia Pty Ltd v Rocca Bros Motor Engineering Co Pty Ltd
(1973) 133 CLR 288
Illegality - restraint of trade (View AustLII link)
Fong v Cilli (1968) 11 FLR 495 (Supreme Court of the NT)
Lapse of offer - death of offeror
(the Court accepting the proposition that 'an offer cannot be accepted after the death of the offeror by an offeree having notice of such death') (full case not freely available online at this time)
Foran v Wight [1989] HCA 51; (1989) 168 CLR 385
Breach of contract - time of the essence - estoppel (View AustLII link)