1. With a void agreement, it is invalid from the very beginning. It does not need one group to retreat or challenge its legitimacy. For this situation, neither one of the parties can uphold a void agreement since it is seen like that the agreement would not ever exist. With a voidable agreement, it does not get invalid until one group declares a lawful justification dropping or renouncing it. This implies without one groups bringing up a lawful criticism, the agreement would stay substantial.