The benefit of a vivid, engaging, and convincing strategic vision is

Its ability to crystallize top managements own view about the companys long term direction, it reduces the risk of rudderless decision making by managers at all levels of the organization, it an organization prepare for the future, its abilities to unite company personnel behind managerial efforts to get the company moving in the intended direction

You don’t list any options but the one that frets overspending and the consequences of that.