What is the test for revocation of an offer to settle?

The conclusion which I have reached is not, in my view, inconsistent with the principle of the decision in Yee v. Univ. of B.C., supra. That case held that the ordinary rules with respect to revocation of offers to settle did not apply. But the question which arose there was not as to the form of the revocation but rather as to whether there could be a revocation at all. The court held that the rule permitted no revocation except with leave of the court. Conclusion