Void contracts are unenforceable by law. Even if one party breaches the agreement, you cannot recover anything because essentially there was no valid contract. Some examples of void contracts include: Contracts involving an illegal subject matter such as gambling, prostitution, Void contract cases pertain to contracts that cannot be enforced by either party, even if they both agreed to it. A void contract is a contract that doesn’t legally exist because of an external factor, such as a contract regarding something impossible or illegal. Contract fraud involves one signer being misled by the other party. Because one party expects a different result from the contract, there is no meeting of the minds, which justifies voiding of the contract. In order to void a contract for fraud, the signer must prove he signed the contract under false pretenses.