In this Division—
"contract" includes an agreement, arrangement or undertaking, whether formal or informal and whether express or implied;
relevant contract has the meaning given in section 32;
"re-supply" of goods acquired from a person includes—
(a) a supply to the person of goods in an altered form or condition; and
(b) a supply to the person of goods in which the first-mentioned goods have been incorporated;
"services" includes results (whether goods or services) of work performed;
"supply" includes supply by way of sale, exchange, lease, hire or hire-purchase, and in relation to services includes the providing, granting or conferring of services.