The Redevelopment Commission, in its issuance of certificates of convenience and necessity pursuant to Section 18 of this Act, shall give preference, other things being equal, to such Neighborhood Redevelopment Corporation (as opposed to any other Neighborhood Redevelopment Corporation), the pre-incorporation subscribers to the common shares of which have been for two or more years preceding incorporation the owners of not less than ten per centum in area of the Real Property located within the proposed Development Area.
315 ILCS 20/22