CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Revenues
Rental income	$ 7,850,870	$ 7,238,819
Other property related income	260,109	233,974
Total revenues	8,110,979	7,472,793
Expenses
Property operations	3,262,603	3,153,887
General and administrative	1,826,446	1,927,585
Depreciation and amortization	1,398,358	1,699,555
Business development	198,000	14,295
Total expenses	6,685,407	6,795,322
Operating income	1,425,572	677,471
Other income (expense)
Dividend and interest income	76,296	57,073
Unrealized gain on marketable equity securities	15,517
Interest expense	(897,937)	(880,834)
Total other income (expense), net	(806,124)	(823,761)
Net income (loss)	$ 619,448	$ (146,290)
Earnings per share
Basic	$ 0.08	$ (0.02)
Diluted	$ 0.08	$ (0.02)
Weighted average shares outstanding
Basic	7,622,287	7,619,469
Diluted	7,624,122	7,619,469