(a)  Andrew finds a wallet that Benjamin has left lying on the desk in the office they share.   Knowing it is Benjamin’s wallet, Andrew takes $100 from it.   The most relevant area of law is property law.

(b)  Belinda leaves her lawnmower unattended in her front garden.  A neighbour’s child is injured when he tries to play with it.  The most relevant area of law is tort law.

(c)   Jason says that Bruce has not returned the bicycle that he lent to him.  Bruce says that the bicycle belongs to him, not to Jason.  The most relevant area of law is property law. 

(d) Frank asks Debra to go to an auction sale and bid on his behalf to buy a cow he wants.   The most relevant area of law is agency.