Check out this handy guide at Mashable.

A CNN iReport by Neil Nash.

Lily Herman reports.

"When you receive almost 150 work emails every day, your inbox can quickly become the bane of your existence," writes Rachel Gillett, a careers reporter at BusinessInsider.

"A new legal tool to create a solid foundation for long term mission alignment and value creation.

"Twitter can be an excellent resource for your job search, introducing you to new people, organizations, ideas, and, of course, jobs.

"Nike shares its sustainable business and innovation work with interactive experiences and updates on strategy, approach and performance, as well as targets that .

From their website, "Founded in 2004, the Alliance for Board Diversity (ABD) is a collaboration of four leadership organizations: Catalyst, The Executive Leadership Council, the Hispanic Association on Corporate Responsibility, and Leadership Education for Asian Pacifics, Inc.

From their "About" section, "Hispanic Executive is more than a magazine, it’s a union of leaders in the fastest-growing market in America.

A website offered by BlackEnterprise.

".

"Columnist Jason Warnock believes spicing up your email marketing by collaborating with another brand in unexpected ways can be a win-win for both organizations.

"Despite how effective and affordable email is, there is one critical requirement for email marketing success.

Heidi Hoopes covers Google's Smart Reply.

"Focusing on federal truth-in-advertising standards, this A-to-Z primer is an essential resource for businesses of any size.

"One of the best ways to initiate a conversation with someone you admire — whether they're in your industry or someone with an interesting career — is through a cold email," writes Richard Feloni of BusinessInsider.

"These days, email often supplements or even replaces traditional print business letters, internal memos and cover letters.

"Dealing with frustrated and angry employees is a part of a small-business owner's responsibilities.

According to John Brandon (photo, left), "One minute can make the difference between your getting fired, infuriating an investor, ticking off every employee in your company, or breaking up a relationship and your impressing a client or business partner and avoiding looking foolish (or worse).

"A single word can be the difference between success and failure of email marketing campaigns.

Lynn Gaertner-Johnston warns, "Forwarded emails can threaten professional relationships and reputations.

"These days we have replaced memos with rampant emails.

"Based on my experience working online, I find that many people do not have a good grasp on how to convey their business communication.

Lynn Gaertner-Johnston (photo, left) explains how to handle a disappointing or frustrating email.

"With all the communication tools at our fingertips today, you think it would be easy to get your point across.