The phrase "oils the wheels" means to facilitate or smoothen a process or situation. There are various synonyms for this phrase, including "greases the wheels", "facilitates", "expedites", "assists", and "smoothens". Each of these words essentially refers to the same idea of making something work more efficiently and effectively. When used in the context of a business or organization, lubricating the wheels can mean removing obstacles to progress, supporting teams and employees, or providing resources and tools to help them achieve their goals. Overall, the key idea behind "oiling the wheels" is to promote a smoother, more efficient and productive environment.