1.The value of a bond, note or other promise to pay depends on the financial condition of the promisor.
债券、票据或其他支付允诺之价值取决于允诺人的经济状况。
2.A conditional promise is not consideration if the promisor knows at the time of making the promise that the condition cannot occur.
做出附条件的诺言时，诺言人知道条件不会出现的，该诺言不是对价。
3.uncertainty of the occurrence of the condition was an element of the risk assumed by the promisor.
条件实现的不确定性是诺言人承担的风险中的一个因素。
4.The performance or return promise may be given to the promisor or to some other person.
履行或者回报诺言可以给予诺言人，也可以给予他人；
5.the promisor and promisee are named in the document or so described as to be capable of identification when it is delivered.
文件中列明了诺言人和受诺人，或者对二者做出描述并在交付时能够确认。
6.if the promisee conferred the benefit as a gift or for other reasons the promisor has not been unjustly enriched;
or受诺人将利益赠与的，或者由于其他原因诺言人没有不当得利的；
7.When a Person May Be Both Promisor and Promisee
当一个人既是允诺人又是受允诺人