The Kendall Hills HOA Covenants, Article II, Section 2.2(d): "No portion of any dwelling can be used for rental purposes. No dwelling shall be built or modified so as to establish a separte apartment or living quarters that does not have unrestricted access to the main living area. No dwelling shall be kept or maintained as rental investment property as definded by the Internal Revenue Service Code; however, in certain instances the Declarant maintains the right to waive this stipulation (i.e. job related temporary transfers, etc.)."