The doctrine of approbation and reprobation prohibits a party from “blowing hot and cold” or “accepting and rejecting the same instrument”. In other words, a party is prohibited from asserting at one time that a transaction is valid and thereby obtaining some advantage to which the party could only be entitled if the transaction was valid, but then turning around and saying it is invalid for the purpose of securing some other advantage: see Angelini v. Angelini, 2008 CanLII 151 (ON SC), [2008] O.J. No. 30 (S.C.) at paras. 39-46.
"The most advanced legal research software ever built."
The above passage should not be considered legal advice. Reliable answers to complex legal questions require comprehensive research memos. To learn more visit www.alexi.com.