Assertion: contract's agreement | /r/HasProperty | uncertain
Facets:
Source sentences:
text: The agreement may be incomplete because the parties have failed to reach agreement on all of the essential elements or have decided that an essential matter should be determined by future agreement; The agreement may be uncertain because the terms are too vague or ambiguous for a meaning to be attributed by a court; A particular promise may be illusory because the contract effectively gives the promisor an unfettered discretion as to whether to perform the promise.