Northern Trail Outfitters (NTO) imports a file daily into Marketing Cloud of customers who have...

Journey Data is the data that is captured at the time of entry into the journey — it’s a snapshot of the specific data related to that specific interaction (such as the specific tent purchased).

Because customers can have multiple tent purchases, you need to make decisions based on the data specific to that journey entry (not the general contact record), which is Journey Data.

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Exact Extracts from Salesforce Documentation:

Source: Salesforce Help – Journey Builder Decision Splits

→ "Use Journey Data to evaluate information captured at the time a contact entered the journey, ideal for handling multiple purchases or time-specific entries."

Source: Salesforce Help – Journey Data vs Contact Data

→ "Journey Data is dynamic and tied to a specific journey instance. Use Journey Data when evaluating data related to a specific event or purchase."

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