13 Pa.C.S. § 2707: "Person in the position of a seller."

(a) Definition.--A "person in the position of a seller" includes:

(1) as against a principal an agent who has paid or become responsible for the price of goods on behalf of his principal; or

(2) anyone who otherwise holds a security interest or other right in goods similar to that of a seller.

(b) Rights.--A person in the position of a seller may as provided in this division:

(1) withhold or stop delivery (section 2705);

(2) resell (section 2706); and

(3) recover incidental damages (section 2710).