Your favorite aunt, improvements, right to learn to celebrate your admission to baker college. She concludes the letter with this remark. "I am so proud of you that next week I am going to send you a $1,000 check." You immediately write back: "Dear Aunt Prudence. Thank you so much. I accept your generous offer." A week later, Aunt Prudence writes again to say that she has changed her mind. "Any present will come only after you graduate." Could I successfully sue Aunt Prudence for the $1,000