Plan Commission. The Plan Commission, together with its other statutory duties, shall make reports and recommendations relating to the plan and development of the Village to the Village Board, other public officials and other interested organizations and citizens. In general, the Plan Commission shall have such powers as may be necessary to enable it to perform its functions and promote municipal planning. Under this chapter, its functions are primarily recommendatory to the Village Board pursuant to guidelines set forth in this chapter as to various matters and always being mindful of the intent and purposes of this chapter. Recommendations shall be in writing. A recording thereof in the Commission's minutes shall constitute the required written recommendation. The Commission may, in arriving at its recommendation, on occasion, of its own volition, conduct its own public hearing.