Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended		12 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018	Dec. 31, 2017
Cash Flows From Operating Activities:
Net income (loss)	$ 160,155	$ (212,234)	$ 2,007,006	$ 3,001,618
Adjustments to Reconcile Net Income (Loss) to Net Cash Provided by Operating Activities:
Depreciation	322,925	305,410
Amortization and Accretion	33,124	45,047
Increase in Deferred Rent Receivable	(22,089)	(23,736)
Stock Based Compensation	50,529	45,000
Gain on Sale of Investments	(1,069)
Loss on Extinguishment of Debt		29,900
Gain on Settlement of Debt		(94,925)
Gain on Derivative Liability	(103)	(40,423)
Changes in Operating Assets and Liabilities, Net of Assets and Liabilities Acquired:
Accounts & Rents Receivable	(268,963)	52,796
Prepaid Expenses	38,085	(45,979)
Accounts Payable and Accrued Liabilities	(46,455)	147,464
Cash Provided by Operating Activities	266,139	208,320
Cash Flows From Investing Activities:
Issuance of Note Receivable	(143,666)
Purchase of Investments in Debt Securities		(34,576)
Proceeds from Sale of Investments in Debt Securities	151,041
Capital Expenditures on Property and Equipment Additions	(962,254)	(143,445)
Cash Used in Investing Activities	(954,879)	(178,021)
Cash Flows From Financing Activities:
Proceeds from Issuance of Debt, Outside Parties	159,875	52,862
Payments on Debt, Outside Parties	(147,318)	(132,448)
Deferred Loan Costs Paid	(8,885)
Dividends Paid on Preferred Stock	(7,500)	(7,500)
Cash Used In Financing Activities	(3,828)	(87,086)
Net Decrease in Cash	(692,568)	(56,787)
Cash and Cash Equivalent and Restricted Cash at Beginning of the Year	1,307,207	972,148	972,148
Cash and Cash Equivalent and Restricted Cash at End of the Year	614,639	915,361	1,307,207	$ 972,148
Supplemental Disclosure of Cash Flow Information
Cash Paid for Interest	506,367	453,698
Cash Paid for Income Taxes
Cash and Cash Equivalent	386,124	105,486	1,100,218
Restricted Cash	228,515	809,875	$ 206,989
Total Cash and Cash Equivalent and Restricted Cash	614,639	915,361
Supplemental Schedule of Non-Cash Investing and Financing Activities
Dividends declared on Series D Preferred Stock	7,500	7,500
Offers from Line of Credit to Settle Bonds Payable		$ 380,075