And offers to sell a piece of real estate to Howell for $1 million. How wants time to investigate the property for possible environmental problems and to arrange financing if he decides to purchase the property so he pays and $10,000 to keep her offer open to him for six months in this case the offer is irrevocable during the option. There is no consideration for Ann's promise to keep, he open for six months and gets a better offer before the six months she may sell the property without legal ramification houses entitled to his money back if he decides not to purchase