If you wish to make any suggestions to your professor then the best way to go about it is to write a persuasive letter to principal, professor or teacher. This would help you put across your intention, reason for [...]
Persuasive
There are all kinds of letters in business and persuasive letter are those types of letters which are written with an intention to influence the behavior, belief or idea of others. Such drafts need to be framed wisely. [...]