The phrase "oil the works" refers to improving the functioning of a system or organization. There are several synonyms for this phrase, including "grease the wheels," "lubricate the machinery," "smooth the operation," and "ease the process." All of these phrases convey the idea of making things run more efficiently and effectively. They can be used in a variety of contexts, from business and industry to politics and government. Whatever the situation, the goal is to reduce friction and eliminate obstacles, so that everything can function smoothly and seamlessly. By using these synonyms, you can communicate your intentions clearly and concisely, and help ensure that your ideas are understood and respected.