Contract Act 1872: Primary legislation governing contract formation and enforcement in Singapore, providing fundamental rules for offer, acceptance, and consideration
Common Law Principles: Singapore follows English common law tradition, which includes precedents and principles from case law regarding contract formation and interpretation
Mirror Image Rule: Legal principle stating that a counter offer must exactly match the original offer terms to constitute valid acceptance
Electronic Transactions Act: Singapore legislation governing the validity and enforceability of electronic communications and transactions
Postal Rule: Common law principle regarding when acceptance is deemed complete in postal communications, including its exceptions under Singapore law
Hyde v Wrench [1840]: Landmark case establishing that a counter offer terminates the original offer and cannot later be accepted
Format Requirements: Formal requirements for commercial communications including clarity, unambiguity, and proper authentication in business correspondence
Termination of Original Offer: Legal principle that a counter offer automatically terminates the original offer, preventing its subsequent acceptance
Communication Rules: Legal requirements regarding effective communication of rejection, including timing and method of communication
Authentication Requirements: Legal requirements for verifying the identity of parties and validating commercial communications in Singapore
