4. The functions of the Board shall be-(a) to manage, develop, expand and modernise-(i) the newspapers owned by the Government;(ii) the printing presses owned by the Government and used for the purposes of printing and publication of newspapers owned by the Government;(iii) the printing presses vested in the Government under section 6;(b) if so authorised by the Government, to enter into or make any contract, agreement or other arrangement relating to the newspapers and printing presses under its management;(c) to purchase any plant, machinery, maintenance spares, raw materials and stores or any other goods necessary for the newspapers and printing presses under its management and to dispose of them;(d) with the special sanction of the Government, to borrow or raise money on the security of any property under its management;(e) to do such other acts and things as the Government may direct, or as may be necessary for the performance of the aforesaid functions.