7. Carlill v Carbolic Smoke Ball Co 1893
Held: a unilateral offer was an exception to the
general rule that an advert will amount to an
invitation to treat. In unilateral contracts
acceptance is completed by action. The act is
the form of acceptance.
8. Adams v Lindsell (1881)
Held: This case established the postal rule.
9. Household Fire Assurance v Grant
(1879)
Held: Acceptance had taken place as soon as it
was posted.