• Navigate to Site administration ► Users ► Accounts ► Bulk user actions.
• Click to highlight the intended recipients from the Available box.
• Highlight multiple names by holding the CTRL key.
• Choose all available users by clicking the Add all button at the bottom of the page.
  
  
• Once all desired recipients have been selected, click the Add to selection button to move them to the Selected box on the right.
• From the With selected users... dropdown menu, choose "Send a message."
• Click the Go button.
• On the following screen, type the message "This is a test message to the site." in the Message body field.
• Click the Save changes button at the bottom of the screen.
• A preview of your message will appear, along with a list of intended recipients.
• Click the Yes button to send the message.
• Clicking the No button will return you to the Bulk user actions screen without sending the message.

Use the following steps to ensure that the bulk message was sent successfully.

• Sign into the site as one of the recipients of the bulk message.
• Confirm that a new message is indicated by the Messaging icon.
• Navigate to User menu ► Messages
• Confirm that the first account is listed in the Messages list as a sender of a message to the second test account. Select the first account.
• Confirm that the message "This is a test message to the site." appears in the message thread.