1. What is the main difference between a promise and a contract?

2. Trey's dog is sick so he takes her to the vet for treatment. The vet examines and treats the dog and she recovers fully. Trey is billed for the specific treatments and pays the vet $200. What type of contract is this arrangement? What consideration was given by each party?

3. Gurpreet and Anya are sisters. Anya has just been accepted into law school but is worried about how she will pay her expenses. They make an oral agreement over coffee one day that Gurpreet will pay Anya $300 per month in order to help with her school expenses. Halfway through the year, Gurpreet decides that she would like to start saving for a down payment for a house and she tells Anya that she will no longer provide her the $300

per month. Anya is considering suing for breach of contract. How likely is it that the agreement will be enforced by the courts? If it seems unlikely, what could have Anya done to ensure their bargain was legally binding?

4.

a) Efraim and Keiko make a bargain with one another that each of them will give Marla $10. Review the general rule about consideration and determine whether there is sufficient consideration for this mutual promise to be a legal contract.

b)If Efraim and Keiko mutually promise to abandon their agreement, can Marla sue them for breach of contract? Why or why not?