A reflective letter (in formal business letter format) addressed to your instructor in which you reflect upon what you have learned over the course of this semester in this course (1.5-2 pages, single-spaced). This assignment is worth 5% of your total grade in the class.
http://toriwolakeng101.blogspot.com/2012/12/cover-letter.html
https://owl.purdue.edu/owl/subject_specific_writing/professional_technical_writing/basic_business_letters/index.html