The Ops Authority - Mutual Non-Disclosure + Confidentiality Agreement (NDA) for DOOThis Mutual Non Disclosure and Confidentiality Agreement can be used for several different purposes: You can use this agreement at a prospective clients request to protect the confidentiality of conversations during discovery and preliminary calls before a DOO service agreement is signed. You can also use this agreement on behalf of your client when interviewing candidates or having any discussions with third parties that the Client wishes to remain