Subject line keywords such as "urgent" can alert recipients that a quick reply is necessary, writes Tanya Hall. Other helpful keywords include "FYI," which lets recipients know they can simply read your email and don't need to compose a reply.

The best way to begin a speech is to explain what people can gain from listening to it, Salma Jafri says. Save personal anecdotes until your audience understands what they can learn from you.

You'll get more out of networking events if you reach out to participants through social media beforehand, writes Jane Burnett. Use sincere compliments to break the ice with new acquaintances.

Even the most successful people might be affected by imposter syndrome: feelings of self-doubt, despite past achievements. Here are four ways to overcome this problem.

Busy professionals should make sure they know and can communicate their career stories before they start a job search, writes Jenny Foss. After that, it's important to construct a detailed plan, optimize LinkedIn and other social media profiles and set aside blocks of time to dedicate to the job search.

A pair of Russian comedians were able to fool Guam Gov. Eddie Calvo into believing they were Ukrainian officials. Comedians Vladimir Kuznetsov and Alexei Stolyarov posted a YouTube video of the resulting phone call, during which the pair discussed the threat of a North Korean missile attack with Calvo.