A reapplication letter is a cover letter you can use when reapplying to a former employer or job. Express your enthusiasm for the specific position and mention your previous employment with the company.Reapplying to a position or company? Use these sample cover letters to apply for your current job! The document is a sample cover letter for returning to a previous employer. It clearly requires a more specialized cover letter than your average job posting. Start off with a salutation at the beginning. Access the full PDF guide to view all sample cover letters and detailed advice. Watch our video on crafting a cover letter. Discover 7 different employment verification letter templates with different details for proof of employment or future job opportunities.