Keep Callbell and Cmercury aligned: use one app's communication actions to perform the other's.
Example: use Callbell's "Create a Contact" action to perform Cmercury's "Activate a Mailing List" action. Callbell has 10 actions (including Create a Contact, Delete a Contact, and Get a Contact); Cmercury has 18 actions (including Activate a Mailing List, Add a Contact, and Add a Message).
Common questions about connecting Callbell and Cmercury.