39 on a case - by - case basis, if in our discretion the alternate or extended benefit is in the best interest of the you and the Plan and you or your authorized representative agree to the alternate or extended benefit in writing. A decision to provide extended benefits or approve alternate care in one case does not obligate the Plan to provide the same benefits again to you or to any o ther Member. The Plan reserves the right, at any time, to alter or stop providing extended benefits or approving alternate care . In such case, we will notify you or your authorized representative in writing.