1. Introductory concepts
   1. Consensus ad idem
      1. No Consensus ad idem to revoke: Byrn Van Tienhoven
      2. No consensus ad idem: Raffles v Wichelhaus "peerless"
   2. Indicia of aGreement
      1. Smith v Hughes (oats case)
2. Offer
   1. Clear offer?
      1. NO
         1. Could be a mere Invitation to Treat
            1. invitation to treat not an offer
            2. advertising in newspaper:patridge and crittenden
            3. knife in store window: Fisher v Bell
            4. products in walk in store: PSGB v Boots
            5. auction:Payne v Cave
            6. Statement of Price: Harvey v Facey
            7. Gibson v Manchester City Council
            8. cf:Carlil v Carbolic Smoke balls
      2. YES
         1. ACCEPTANCE?
            1. YES
            2. Acceptance
            3. Must be FINAL and UNQUALIFIED
            4. Postal rule
            5. ISSUES
            6. Communication
            7. Entores v Miles far East
            8. Trendex
            9. Counter Offers
            10. Hyde v Wrench
            11. Butler Machine Corp v Excel
            12. NO
            13. TERMINATION
            14. Revocation (by offerer)
            15. Communication of revocation must precede acceptance by Offeree: Byrn Van Tienhoven
            16. Communication of Revocation via 3rd Party: Dodd v Dickinson
            17. An offer to extend the time of the offer can be revoked just like any other aspect of contract: Routledge v Grant
            18. Unilateral Contracts
            19. Revocation must precede positive steps by Offeree to fulfill offer: Errington v Errington and Woods
            20. Offerer Must take steps to revocate the unilateral contract in similar way that he made offer. Shoey v USA
            21. Rejection (by offeree)
            22. Counter Offer constitutes a rejection of original offer: Hyde v Wrench
            23. Time (policy) based
            24. Ramsgate Hotel
            25. Financial
3. Aspects of AGreement
   1. Intention to Create Legal Relations
      1. domestic
         1. Balfour v Balfour
         2. Merrit v Merrit
         3. Jones v Padavotti
         4. Clarke v Parker
         5. Simpsons v Pay
      2. commercial/business scenarios
         1. Edwards v Skyways inc
         2. Esso Petroleum Corp v Commissioner of Customs
         3. special circumstances
            1. HONOUR CLAUSE Rose and Frank v Crompton bro's
            2. COMFORT LETTER Benson v Malaysia Mining Corp
            3. FORMALITIES Daulia v Four Millibanks Nominees
   2. Certainty