(iv) "work" shall include—
(a) advertising;
(b) broadcasting and telecasting including production of programmes for such broadcasting or telecasting;
(c) carriage of goods or passengers by any mode of transport other than by railways;
(d) catering;
(e) manufacturing or supplying a product according to the requirement or specification of a customer by using material purchased from such customer, but does not include manufacturing or supplying a product according to the requirement or specification of a customer by using material purchased from a person, other than such customer.
Here the material is supposed to be purchased on behalf of the customer.