QB Issue Resolution:

Although this would be very useful to users like you, the feature isn’t available at this time. However, I’m going to personally submit feedback to our Product Developers so they can consider this option in one of the upcoming releases of QuickBooks Online.

Resolution for Issue 'Hi there, Is it possible to mass email all of my employees from within quickbooks?' available: Yes (Solved).
Source: Intuit Community forum.

Hi there, Is it possible to mass email all of my employees from within quickbooks?: this issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the issue yourself by looking for a resolution described below. If it is a complex issue or you are unable to solve the issue, you may contact us by clicking here or by using other support options.

Support for Email
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Error Recovery for Email [Canada]
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