1- Agreement and consideration are two of the four elements of a valid contract. True Or False 2- No contract is enforceable unless it exists in a writing signed by the party against whom enforcement of the contract is sought. True Or False 3- If services are rendered by one person to another without any agreement in place for the services to be provided, the party rendering services may be able to recover the reasonable value of the services provided based on the rules of unjust enrichment or quasi-contract. True or False 4- A unilateral contract consists of an exchange of promises. True Or False 5- An executory contract is one that has not yet been fully performed. True Or false 6- A voidable contract is one that can be avoided by one or all parties to the contract. True Or False