We take an indepth look at email disclaimers and show you when you need them and how to create a good one for your business. Identify and label all confidential information as "confidential," "business sensitive," "proprietary," etc., according to the terms of the agreement. "Explore our confidentiality agreement template, designed to secure a mutual promise between two parties to protect sensitive information. I agree to the following terms and conditions of this Employment, Confidential Information and Invention Assignment Agreement (the "Agreement") Use a non-disclosure agreement (NDA) to protect trade secrets or sensitive information from being revealed. Download an NDA template here. It means the contents of the letter are private and confidential. This is a caveat or warning applied to different types of information.