Sending off an angry email may feel like a good venting session, but it actually makes you angrier. Brad Bushman, a professor of communication and psychology at The Ohio State University in Columbus, has researched the issue and found that responding digitally in the heat of the moment leads the person to hold onto their anger longer and this isn't healthy. It's much better to have a cool down period and discuss something in person or over the phone.

Mobile payment company Square is helping its small business customers do email marketing. The company recently launched a pilot program that included 1,000 small business owners. In a few months, the program generated about $1million in sales across these companies. One such client, gourmet cookie maker Baking Betty's used Square's email marketing tools to organize customer data and to look at a customer's store visits, spending and past purchases. Square's tool organizes customers into three categories including: loyal, casual, and lapsed to help decide how to approach the email.

Ninety-eight percent of consumers are influenced by email marketing, according to new research from BlueHornet Networks. The email service provider surveyed more than 1,800 consumers polled and found that 78 percent of consumers make a purchase at least once a month based on an email campaign. The research also revealed that 75 percent of consumers report receiving emails that brands have personalized emails based on previous purchases.

The Joint Chiefs of Staff's unclassified email system is back online after being down for two weeks due to a hack from Russians. The Defense Department reported that the system is now back online and has been cleaned of any potential malware. "While any intrusion or attack upon our network is troubling, each attempt to intrude upon our networks offers a learning opportunity to improve our ability to effectively respond and bolster our cyber defenses and network security," the DOD said in a statement.

Tech firm Ubiquiti Networks was scammed out of $46.7 million by email spammers. The company revealed the debacle in an SEC filing, filed on August 4th. The company revealed that it became aware of the attack on June 5th and revealed that it was a victim of "criminal fraud" that involved "employee impersonation" from scammers that targeted the finance department.

The Chinese government has been spying on the email accounts of many of Obama's top officials, insiders have just revealed to NBC News. According to reports, China has been hacking into these accounts since at least 2010. The NSA revealed the intrusion in 2014 and the spying continues to take place.

Administrators at the University of Illinois have been caught using their personal email accounts to communicate about controversial issues, and then trying to hide the communications when they were requested by the public. The emails were finally released last week and contained 1,100 pages. The documents contain controversial communications over the hiring professors for a new engineering-based medical school on the Urbana-Champaign campus.

Sixty-one percent of American workers report that email is "very important" to their job, according to research from The Pew Research for Center. Only 35 percent of those surveyed revealed that using a landline at work was necessary and only 24 percent said that they rely on their mobile phones. Email is even more important to American workers than the Internet, which just 54 percent of workers revealed was very important to their jobs.

The Defense Information Systems Agency (DISA), the government agency that manages enterprise email for the Department of Defense will begin enforcing mailbox size limits in order to cut costs and improve efficiency. The group powers more than 1.4 million accounts and will begin enforcing size limits to help the system run more smoothly. The basic users will have a maximum storage limit of 512 MB, while business class users will be limited to 4 GB. While most users stay within the limits, as of the end of July more than 75,000 Army personnel have more than 4GB of email in …

Almost 68 percent of all emails were opened on a mobile device during Q2, according to a new report from Movable Ink. The US Consumer Device Preference Report also revealed that 52 percent of those mobile opens took place on a smartphone, and usually an iPhone. While only 32 percent of email opens took place on the desktop, the research revealed that 53 percent of total conversions in Q2 were on a PC and only 29 percent of conversations happened on a smartphone.