Note 9 - Finance leases receivable: Schedule of Investment included in finance leases (Details) - USD ($)	Jun. 30, 2019	Dec. 31, 2018
Gross minimum lease payments receivable	$ 2,098,627	$ 2,097,985
Accrued interest	2,487	8,064
Less: unearned interest	(568,644)	(568,768)
Less: reserve for bad debt	(752,148)
Finance leases receivable	780,322	1,537,281
Less current portion	(362,487)	(175,727)
Long term portion	417,835	1,361,554
Partner I
Gross minimum lease payments receivable	1,455,685	1,516,985
Accrued interest	0	5,312
Less: unearned interest	(400,005)	(410,837)
Less: reserve for bad debt	(752,148)
Finance leases receivable	303,532	1,111,460
Less current portion	(303,532)	(127,644)
Long term portion	0	983,816
Partner II
Gross minimum lease payments receivable	642,942	581,000
Accrued interest	2,487	2,752
Less: unearned interest	(168,639)	(157,931)
Less: reserve for bad debt	0
Finance leases receivable	476,790	425,821
Less current portion	(58,955)	(48,083)
Long term portion	$ 417,835	$ 377,738