Professor Grey, Grey. You can also use the word "dear" if you like. Use a complementary conclusion at the end of the letter, such as "Best regards, [your full name]," "Sincerely, [your full name]," and so on. Use the proper email address from the syllabus or the official website. If you cannot find it, check with your department or program office. An email is the most effective way to communicate with professors. It is quick, easy, and commonly used by students for this purpose. However, not all professors like to receive emails from their students. Some prefer to be contacted in another way, so consider what type of contact information the professor has given you. For example, some professors will only accept assignments via email while others will also take phone calls or meet with students in person once a week in class sessions. Knowing how to write an effective email is important if you want to get a response from your professor. It is recommended that you send your email within a few days of the due date. This gives the professor time to complete his/her work and respond if needed. If you do not hear back from the professor after sending an email, it may be because they are busy working on other projects. Follow up with another email, but don't stress out about getting back to work on your project. There are many people waiting for help from professors so they can move on with their lives.