It’s what they can do with all of it together. Particularly about calling you and pretending to be a real company, phishing you, because if they called your phone and confirmed your email, name, and home address and order details with you, then it’s likely many people would believe them.

To prove your point, please dox yourself.

I’d be interested in your full name, address, your phone numbers, your email adresses, birth date and credit information (which is probably in the order details)