Liu v A & A Martins Pty Limited

• 1. Restitution
  2. › Unjust enrichment
  3. › Quantum meruit
  4. › Work done by subcontractor
  5. › Whether work done at request of property owner
  6. › Whether enrichment at expense of subcontractor or head contractor
  7. › Whether retention of benefit unconscionable as against subcontractor
• 1. Restitution
  2. › Unjust enrichment
  3. › Quantum meruit
  4. › Relationship between restitutionary claim and existing contractual framework
  5. › Whether claim fits with contract parties have made
  6. › Subcontractor seeking to recover directly from property owner
• 1. Estoppel
  2. › [name withheld] estoppel
  3. › Privity in interest
  4. › Whether subcontractor privy in interest with head contractor
  5. › Common directors insufficient to establish privity
  6. › Port of Melbourne Authority v Anshun Pty Ltd (1981) 147 CLR 589
• 1. Appeal
  2. › Appeal from ACT Supreme Court
  3. › Findings of fact
  4. › Whether inference drawn by primary judge was open on the evidence

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