CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Operating activities:
Net loss	$ (2,462,393)	$ (1,408,024)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Depreciation and amortization	823,765	791,644
Derivative liability	333,333	0
Stock based compensation	96,871	377,847
Amortization of financing fees	21,182	6,400
Change in operating assets and liabilities:
Accrued expenses and other liabilities	592,293	(38,910)
Accounts receivable	557,332	3,300,989
Accounts payable	(990,764)	(2,498,865)
Prepaid expenses and other current assets	(19,454)	98,015
Net cash (used in) provided by operating activities	(1,047,835)	629,096
Investing activities:
Purchases of equipment and capitalized development costs	(310,221)	(514,065)
Net cash used in investing activities	(310,221)	(514,065)
Financing activities:
Proceeds from convertible promissory notes	1,200,000	0
Net proceeds from financed receivables	231,512	0
Payments on capital leases		(53,839)
Payments on capital leases	(54,015)
Net cash provided by (used in) financing activities	1,377,497	(53,839)
Net change – cash	19,441	61,192
Cash, beginning of year	228,956	4,084,686
Cash, end of period	248,397	4,145,878
Supplemental information:
Interest paid	117,609	94,428
Non cash investing and financing activities:
Adoption of ASC 842	$ 1,437,526	$ 0