Statements of Cash Flows - USD ($)	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Operating Activities
Net income	$ 44,000	$ 9,100
Adjustments to reconcile net income to net cash provided by (used in) operating activities
Depreciation and amortization	1,700	1,800
Accretion of interest - convertible debentures	13,200	200
Net income adjusted for non-cash operating activities	58,900	11,100
(Increase) decrease in assets
Accounts receivable	(40,100)	(15,000)
Inventory	9,800	5,400
Prepaid and other	(3,400)	16,000
Increase (decrease) in liabilities
Accounts payable and accrued expenses	(67,900)	30,000
Deferred revenue	(5,600)	(6,500)
Total increase in operating capital	(107,200)	29,900
Net cash provided by (used in) operating activities	(48,300)	41,000
Investing Activities
Additions to fixed assets	(700)
Net cash used in investing activities	(700)
Financing Activities
Repayment of demand loan		(4,000)
Net cash used in financing activities		(4,000)
Increase (decrease) in cash	(49,000)	37,000
Cash at beginning of year	199,100	11,400
Cash at end of period	$ 150,100	$ 48,400