Checks can come in any form (Score 1)

Technically speaking- a conventional check can come in numerous forms.
If I remember correctly- all it has to include is a properly formatted routing-number, the "pay to the order of", a signature, the amount, and maybe a memo line for your Verizon account number.
I have had friends send bricks, bowling pins, and old shoes with this information included using a felt pen at various points in time. Each time it was accepted as legal tender.

"shipping charges may apply"