Documentation for CNAs in an important part of providing quality care to your patients. Medical records are not only used as an important communication tool for the healthcare team but they are also used by the licensing agency, insurance companies, attorneys and families to assess the care that is provided to your patients. Documentation that is accurate and complete is a key to demonstrating the care provided to your patients. The Documentation and Charting Tips For CNA's mobile app is an easy to use reference tool that can be accessed anywhere with a mobile device. Canvas allows you to work in the field without wireless coverage.