If you can't satisfy all of these criteria, you have to look elsewhere for enforcement.
Courts calculate the relief based on the extent to which the promisee relied on the promise.
It could be the full value of the promise or some small part. Moving for a job. 1898 Deviates from the norm of pre-promissory estoppel days. Allegheny College v. Cardozo, in Allegheny, lays the background of promissory estoppel as a legal doctrine that has been evolving over time.