The Department of Industry, Trade, and Tourism is authorized to acquire, construct, operate, maintain, expand, and improve a project as such term is defined in paragraph (3) of Code Section 10-9-3, including each of the facilities described in such paragraph, for the purpose of promoting trade, commerce, industry, and employment opportunities within this state for the public good and general welfare and, without limitation of the foregoing, with the approval of the State Properties Commission, to acquire land for such purposes.