Yahoo! has updated its Yahoo! Mail iOS app and has introduced new support for multiple accounts and for Yahoo! Small Business email. For users that have more than one Yahoo email account, they can now jump between them inside of the Yahoo! Mail app. In addition, Yahoo! Small Business users can now add their Small Business email accounts to the app.

Last week Ferrari banned email among its employees in order to create more efficient workers. The Financial Times asked four executives from varying backgrounds discussed the merits of this move and debate whether or not it is a good idea. The consensus? Email can be incredibly time consuming and letting it go can help efficiency, but it's not all bad and when used in the right way can actually help workers.

The average adult Internet user has 3.1 email accounts, which is up from 2.6 a year ago, according to a new survey from Harris Interactive poll commissioned by MyLife.com. According to the research, email is still more popular than social networks. The survey found that adults had an average of 1.7 social media accounts. The survey found that 42% of respondents had more than one social networking profile and 68% said they talked to different groups of friends in each network.

Creating good content is the most important part of email marketing, but it's also the hardest, according to a new survey report from Ascend2 and Research Underwriters. The report found that 71% of b-to-b marketers and 65% b-to-c marketers find good content to be effective, though 55% of b-to-b marketers and 52% of b-to-c marketers admit that getting it right is a challenge.

American Airlines has rebranded itself and is using email as one of many channels to promote its "New American" message. As part of its new branding, American is pushing itself as a more technologically advanced airline and the company is taking this to heart when it comes to email marketing. The airline is using data and technology to help makes its emails more relevant to customers. For instance, AA is sending triggered messages to customers that have shopped for airfare but didn't book. These messages include prices for the dates searched and the cheapest options for nearby dates.

To support the growing adoption of mobile email among consumers, Bronto has added responsive design email templates to its suite of email marketing tools. Responsive design ensures that the email is optimized for the device that a consumer is reading their email on. Built-in responsive code automatically adapts the email's layout when it detects a smartphone or tablet.

Digital startup Dispatch, which launched as an online workspace tool in 2011, has refocused its efforts itself and has put email at the core. The service was focused on being a project management tool that connected Dropbox, Google Docs, Evernote, and Box, but will now shift its focus to become an email product with project management features. The shift in focus comes out of user behavior. To support the change, the company has changed its name from "Dispatch.io," to "Dispatch.cc."

PBS is doing a NewsHour special on cyber security on tonight's show exploring the tactics of spammers. Dmitri Alperovitch, co-founder of the cyber security firm Crowdstrike will be on the show giving consumers tips on how to avoid having their emails hacked into. For example, he advises consumers to pay attention to the email address of the sender while showing a fake email claiming to be from FedEX.

For consumers who are curious just what the government looks at when tapping into private email conversations, MIT researchers have created Immersion. If you give it permission, the tool will look at the metadata of your emails and create a map of patterns. It's the same data the government is able to access. These patterns show your digital relationships to different people in an interactive graphic with lots of dots and circles which represent your email exchanges.

The Iranian government has opened a national email service and is assigning an email address to every Iranian citizen. The country's postal service will manage the new email service. The country has been known to occasionally block access to foreign email providers including Gmail and Yahoo. In addition, accessing the internet through private networks and access banned websites is illegal in Iran.