(2)
The Board may maintain shops and show-rooms for the display, sale or hire of fittings, wires, apparatus and machinery as aforesaid, conduct displays, exhibitions and demonstrations thereof, and generally do all things, including advertising, incidental to the sale and hire of such fittings, wires, apparatus and machinery and to the promotion and encouragement of the use of electricity.
(3)
The Board shall show separately in its accounts moneys received and expended by it in connection with any undertakings in which it engages under this section.
[20-A. Leasing out, etc., of generating stations
.-The State Government may, in respect of any generating station owned by it (including transmission lines and other works connected therewith) make arrangements with the Board or a Generating Company for its operation and maintenance on such terms and conditions as may be agreed upon between the State Government and the Board or the Generating Company, as the case may be.]