BombBomb's automations allow you the ability to automatically send new contacts added to a list through an automation.
Important Note: Automations are only available to legacy and Prompt users of BombBomb.
Here is how you will set this up:
Click on your Automations Tab.
Click on the edit button for your Automation.
Select Add Contacts.
Lastly, select to add an entire list. Select the list you would like to add, and then click the bubble for "New contacts added to this should be sent through this drip".