If the "manager" is an agent, i.e., acting for or representing another person, he must be licensed and has to work through a broker-in-charge.
Call the Broker-in-charge with your issue.
If the "manager" is representing another party and is NOT licensed, this is possibly illegal.
Call the North Carolina Real Estate Commission.
FAQs
Do NOT build a garage, or do other improvements on a Lease/Purchase property (or any other property) until you
own the property.
There are tons of scammers working Lease/Purchase and lots of people losing money to them.