(4)Any land or building acquired under Sub-section (1), Clause (b) may be sold, leased or otherwise disposed of after public advertisement, and conveyance made for that purpose may comprise such conditions as the Municipality thinks fit as to the removal of the existing building or part thereof, if any, the description of the new building, if any, to be erected, the period within which the new building, if any, shall be completed and any other similar matters.