Private Confidential Mediator or CCRC, Local. A resume or other supporting documentation may be attached but it may not be used as a substitute for completing this section.A). Dates (Month, Day, Year). You may attach a resume and cover letter; however the information on the resume cannot substitute for the completed application. An incomplete application packet may disqualify an applicant. Learn how to write a cover letter for a confidential job posting so you can impress hiring managers even without knowing the company's name. Privacy Act Statement.