The Supreme Court has confirmed that a brokerage contract for the sale of a property does not need to be in writing and that the terms agreed orally are legally enforceable. This is a limited overview – please log in or subscribe to learn everything we know about the term “un written agreement”. In the first deal, West would trade raw materials for itself and Quintanilla; He signed a $5 million promissy note and pledged his personal belongings. In the second, which included a “full deal” clause, West sold Quintanilla`s assets for $4.5 million that paid West`s debt and paid West $1 million to cover the event`s planned taxes. .