7 Things Your Body Language Is Telling Your Boss

Thinking about wearing that red tie to a meeting with the managing director today? You might want to think again.

Body language and nonverbal communication can have a big impact on your professional life and can ultimately make or break a deal, business relationship or even your financial success, according to a legion of body language books.

"In business, one of the most important things is the impression you give people," Eliot Hoppe, an author and expert on body language, told CNBC.

Body language encompasses body movements, facial expressions and gestures as well as the tone of your voice. Here are Hoppe's top tips to optimize your chances of business success.

How to Negotiating with Your Salary

When you think back to your last job offer, were you happy with the result? I'm not proud to admit the number of jobs I accepted without attempting to negotiate anything, only to be discouraged about the outcome later (thankfully, I've learned my lesson).

Which is why I'm grateful there are people in the world like negotiation expert Victoria Pynchon who help people — especially women — learn how to navigate the world of money and power. If only I had discovered her sooner.