No person, specifically including, but not limited to, those persons commonly known as "real estate agents," "brokers" or "salespersons," shall assist, aid or facilitate in the rental, sale, use or occupancy of any residential premises within the Township of Washington which is used or occupied or intended to be used or occupied in violation of this article. For purposes of this article, the acts of listing for rental or sale, advertising or otherwise offering for rent, lease or sale any residential premises within the Township of Washington which are used or occupied or intended to be used or occupied in violation of this article shall be deemed to constitute a violation of this article.