Optimize your member renewal letters to keep members coming back year after year. Read our how-to guide and download your free template.A cover letter should always accompany your resume. The purpose of a cover letter is to introduce yourself to the reader. As I step into the role of President of the National Organization for Arts in Health, I am filled with a profound sense of gratitude and responsibility. An attention letter is a type of business letter with an attention line. In simple terms, you add an extra line to your letter stating who the letter is for. Remember to include the following information. SAMPLE. ATTENTION: Manager at South Beach Apartments.