Learn how to write an employee appreciation letter with these templates and examples. Download the template for free (PDF or Word).I want to thank you for allowing me to be part of your career journey and appreciating my help and knowledge. Take this opportunity to say thank you to people who are working hard to serve our community. Dear (Sponsor's Name), Thank you very much for sponsoring me in A Walk for Water. Below you will find sample appreciation letters to send or email an individual or individuals who have helped you at work. Guidelines for writing appreciation letters: State what you appreciate and briefly explain why.