"Contract law is very important for all business transactions, and one of the key issues is determining whether an offer has been accepted or not. Traditionally, where parties have agreed that acceptance of an offer can be concluded via post, the contract is deemed to be accepted at the point the letter is properly addressed, stamped, and posted" (Kelly et al., 2021:98).

David decides to sell his 4x4 truck. On Tuesday, he parks it on his drive with a notice on both front and back windscreens stating the following: 'For sale. Excellent condition. Price: 6,500 or near offer (ono). Call at number 38 Chestnut Avenue or telephone number 01447898766 only. The first person to agree the price will get the truck'.

1. At 1pm on Tuesday, Doris called at David's house but only met his son John at home and leaves a note to be given to his father David, which reads,"I was here Tuesday 1pm. Please keep the truck for me and I leave a cheque for 6,500. Thanks Doris." John then put this note and the cheque in a drawer in his father's home office.