Law of Property (Miscellaneous Provisions) Act 1989: Primary legislation governing formalities of contracts and property transactions in England and Wales

Common Law Contract Principles: Fundamental principles governing contract formation, termination, and enforcement under English common law

Consideration Doctrine: Legal principle requiring exchange of value for contract validity under English contract law

Promissory Estoppel: Doctrine preventing a party from going back on a promise even if a formal contract is not in place

Pre-contractual Negotiations Rules: Legal principles governing the status and obligations during preliminary contract discussions

Unilateral Termination Rights: Legal principles governing one party's right to terminate an agreement

ERDC Group Ltd v Brunel University [2006]: Key case law establishing principles regarding binding nature of Letters of Intent

British Steel Corporation v Cleveland Bridge [1984]: Landmark case defining the scope and nature of obligations under Letters of Intent

RTS Flexible Systems Ltd v Molkerei Alois Müller [2010]: Case law establishing when parties become bound in contract negotiations

Misrepresentation Act 1967: Legislation governing false statements made during contract formation

Industry-Specific Regulations: Relevant sector-specific regulations that may affect the cancellation of the Letter of Intent

Cost Liability Principles: Legal principles governing responsibility for costs incurred under a Letter of Intent

Notice Requirements: Formal requirements for serving valid notices under the original Letter of Intent