Section 28-10-2-6 - "Contract, security, or instrument"
As used in this chapter, "contract, security, or instrument" includes any:
(1) contract;(2) agreement;(3) mortgage;(4) deed of trust;(5) lease;(6) instrument; or(7) other obligation or security, whether representing debt or equity, and including any interest in a corporation, partnership, or limited liability company.