However, once this is done, you'll be amazed at what you learn, how your budget is being spent, and where changes can be made to reduce costs. You need to evaluate how and why things are done. You need to be willing to make difficult and unpopular decisions. Test new approaches and different frequencies, as well as new products, chemicals, and equipment. Take a serious look and be willing to try team cleaning, traveling crews, after-hours start times for custodians, and other approaches that will increase production and improve quality.
Proof is in the results.
Monitor the results and make adjustments as you learn from your successes and mistakes. There are other issues that will need your attention as you implement a process improvement program. The above list is a great starting place. Realize that change is an ongoing process. If you start to get comfortable, it's time to try something different.