You are welcome to use thank you cards, branded stationery, lined paper, or plain white printing paper for your letters. A knowledge and skills statement is a broad statement of what students must know and be able to do.It generally begins with a learning strand. Learn how to write an employee appreciation letter with these templates and examples. Download the template for free (PDF or Word). Writing a thank you note demonstrates your appreciation for someone who went out of his or her way to do something special for you. After learning more about the organization and its mission and goals, I am excited about being able to contribute.