CONSOLIDATED BALANCE SHEETS - USD ($)	Dec. 31, 2020	Dec. 31, 2019
Current assets
Cash	$ 7,890,665	$ 372,989
Accounts receivable, net of allowance for doubtful accounts of $209,667 and $225,000, respectively	6,227,610	7,529,785
Prepaid expenses and other current assets	413,435	243,888
Total current assets	14,531,710	8,146,662
Property and equipment, net	1,187,061	1,374,152
Other assets
Goodwill	9,853,342	9,853,342
Intangible assets, net of accumulated amortization	8,586,089	10,451,593
Right of use assets - operating lease	606,573	756,115
Right of use assets - finance lease	395,910	88,178
Other assets	20,886	20,886
Total other assets	19,462,800	21,170,114
Total assets	35,181,571	30,690,928
Current liabilities
Accounts payable	4,048,260	7,520,567
Accrued expenses and other current liabilities	4,216,448	3,614,433
Lease liability - operating lease	217,671	362,130
Lease liability - finance lease	246,793	80,777
Derivative liability	0	182,250
Convertible promissory notes, current portion (net)	0	536,806
Financed receivables	0	3,381,364
Total current liabilities	8,729,172	15,678,327
Long-term liabilities
Deferred tax liability	107,000	107,000
Lease liability - operating lease	388,902	394,889
Lease liability - finance lease	93,426	0
Other long-term liabilities	573,957	57,162
Total long-term liabilities	1,163,285	559,051
Stockholders’ equity
Preferred stock, $.001 par value: Authorized shares - 500,000 - none issued and outstanding	0	0
Common stock, $.001 par value: Authorized shares 100,000,000; issued shares 98,035,829 and 52,222,538 respectively; Authorized shares 100,000,000; issued and outstanding shares 98,035,829 and 51,846,011, respectively	98,036	52,223
Additional paid-in capital	161,541,448	144,843,687
Accumulated deficit	(136,350,370)	(129,045,801)
Treasury stock, at cost - — and 376,527 shares, respectively	0	(1,396,559)
Total stockholders' equity	25,289,114	14,453,550
Total liabilities and stockholders' equity	$ 35,181,571	$ 30,690,928