Marketing Cloud: How to Create an Automation in Automation Studio to Import SMS Contacts into MobileConnect

Our firm recently implemented Salesforce Marketing Cloud for a client that had about a dozen integrations that had complex transformations and communication rulesets. At the root was a Shopify Plus base with Recharge Subscriptions, a popular and flexible solution for subscription-based e-commerce offerings. The company has an innovative mobile messaging implementation where customers could adjust their subscriptions via text message (SMS) and they needed to migrate their mobile contacts over to MobileConnect. The documentation for