Routing messages by channel preference

How to pick email, WhatsApp or SMS per contact without building three separate workflows.
Customers tell you how they want to hear from you, through consent, replies and what they ignore. Routing turns those signals into a rule.
A simple order works for most teams: use WhatsApp if the contact has opted in, SMS if there is a mobile number, and email otherwise.
Because the rule lives in one step, every campaign and sequence can reuse it.
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