<p>Only a quarter of Yahoo staff have obeyed the company's request to "eat their own dog food" and switch to Yahoo Mail, a colourful internal memo has revealed.</p><p>The leaked email, acquired by All Things Digital, implores staff to move over to the corporate version of Yahoo's webmail system, gently lambasting staff who refuse to part with Microsoft Outlook.</p><p>At this point in your life, Outlook may be familiar, which we can often confuse with productive or well designed</p><p>"Earlier this year we asked you to move to Yahoo Mail for your corporate email account," reads the memo, which is jointly written by the company's senior vice president of communications products, Jeff Bonforte, and CIO Randy Roumillat. "25% of you made the switch (thank you). But even if we used the most generous of grading curves (say, the one from organic chemistry), we have clearly failed in our goal to move our co-workers to Yahoo Mail."</p><p><a href="http://www.pcpro.co.uk/news/385597/only-25-of-yahoo-staff-eat-their-own-dog-food">Keep reading...</a></p><p>Read also:</p><p><a href="http://www.foxnews.com/tech/2013/11/25/even-yahoo-employees-dont-use-yahoo-mail/">Even Yahoo employees don&#039;t use Yahoo Mail</a> (Fox News)</p><p><a href="http://www.telegraph.co.uk/technology/news/10472847/Most-Yahoo-staff-shun-Yahoo-Mail.html">Most Yahoo! staff shun Yahoo! Mail</a> (Telegraph.co.uk)</p><p><a href="http://www.businessinsider.com/yahoos-own-employees-dont-want-to-use-yahoo-mail-2013-11?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+businessinsider+(Business+Insider)">Yahoo&#039;s Own Employees Don&#039;t Want To Use Yahoo Mail</a> (Business Insider)</p><p>Explore: <a href="http://news.google.com/news/more?ncl=dKuvqXPYVYVxXfMD2Q9y4p1XCTkfM&ned=us">15 additional articles.</a></p>