That's good, unique tape is best, in case, they have the chase to come back after ordering it on Amazon.

Crypto key stack is actually where I got my idea from. I just thought buying 1$ steel plates was cheaper...and less suspicious if people are checking out my mail. Building a deck, eh? Writing your name on your tools, eh?

I think the more measures you take the better. Sadly, chances are if it gets compromised it is someone you know and trust.
When I worked in IT, often it would be relatives who were scammed into thinking they were helping along with the occasional bad apple.