Privatemsg Bulkmail module is a Gmail type module by drupal developer for internal notifications. It is meant for site administrators who send out identical private messages to a large user base of more than 100,000. It is commonly used for private message notification to all registered users. The Privatemsg module offers a feature to send messages to roles.
Drupal Features
• Send out private messages from a specific user (instead of the current user)
• Define a dedicated bulk message user and prevent that user from logging in (to prevent performance issues)
• Prevent users from responding to a bulk mail message
• Include AND exclude recipient group of a bulk mail. Example: Send out a bulk mail to all authenticated users that are not site admins
• Restrict the recipient group to users who logged in or signed up after a certain date
• Send an individual test message to a specified user before sending out the bulk mail
Drupal Features
• Send out private messages from a specific user (instead of the current user)
• Define a dedicated bulk message user and prevent that user from logging in (to prevent performance issues)
• Prevent users from responding to a bulk mail message
• Include AND exclude recipient group of a bulk mail. Example: Send out a bulk mail to all authenticated users that are not site admins
• Restrict the recipient group to users who logged in or signed up after a certain date
• Send an individual test message to a specified user before sending out the bulk mail
