This handbook contains a series of best practices for sending messages.

Starting from simple installation and configuration, through advanced customization of behavior with code.

Topics touched on include the functionality of various libraries, components, and Drupal contrib projects, including:

• Notifier
• Chat Channel
• Email Channel
• SMS Framework
• Symfony Messenger integration
• Symfony HTTP Client
• Telephone Validation
• Symfony Mailer lite
• BCA (Bundle Class Attributes)

TIP

If you intend to read this handbook from top to bottom, I suggest reading only the top level items; diving into sub-pages only if something is of particular interest.