Sam is a 25 year old old who comes from a wealthy family. A number of years ago, Sane became addicted to heroin. Sams parents became very worried about him, so they verbally promised Johnny $150,000 if he managed to stay off drugs for two years. Despite his previous addiction, for the last two years he has not taken any drugs.

Last month, Sam went to claim $150,000 from his parents but they refused to pay him. Advise Sam on the following:

- The essential elements for the creation of the contract

- Whether his parents will be ordered to pay him $150,000 by a court