Business Writing Email to a Friend Looking to improve your fundamental grammar, punctuation and usage skills? Learn more about how you can prepare for success in your writing courses. Courses Browse this complete list of Business Writing courses. Review a certificate's web page to see its required courses. COMM 9156 Communication Skills for Technology and Trades COMM 9159 Copywriting COMM 9157 Essentials of Workplace Writing COMM 1017 Professional Communication COMM 9060 Writing Effective Funding Proposals