Proper greetings are important.

• Position: Handshakes

Pres. Donald Trump always is making headlines (even with his handshakes) from his greeting of Japanese Prime Minister Shinzo Abe to French Pres. Emmanuel Macron--and how about the refusal handshake with German Chancellor Angela Merkel as well as his much-analyzed mano a mano grip with Russian Pres. Vladimir Putin at the G20 Summit.

First impressions are quite important, and Denise Dudley, career guru and author of Work It! Get In, Get Noticed, Get Promoted, says there are definite rules for shaking hands properly--and, if you do it right, you will leave a great impression from the start.

Here are her 10 steps for the perfect handshake: look the other person straight in the eye, and do not break eye contact; smile...