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.