If you're an Exchange Online user wondering why emails ... Stricter security rules have tripped up Microsoft's email service.

If your business or organization uses Microsoft's Exchange Online to handle your mass email messages. The bad news is that the company is going to place limits on the number of emails sent to ...

For its Exchange Online e-mail offering alone, Microsoft cut the price from $10 per user per month to $5 per user per month. Microsoft also increased its standard e-mail storage per user from 5 GB ...