Answer:
Retain all the certificates and send the customer a stock power with the instruction that it must be signed.
Explanation:
When customers don't sign share certificates, it is advisable to retain all the certificates and send the customer a stock power with the instruction that it must be signed.
STOCK POWER is a power of attorney that allows a person to transfer ownership of stock. ... The delivery of a stock certificate and blank stock power to a lender are typical conditions precedent in a secured lending transaction where stock owned by the borrower is part of the collateral.