Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Mar. 31, 2022	Dec. 31, 2021
Assets
Cash and cash equivalents	$ 7,977,260	$ 11,499,136
Restricted cash	2,994,542	3,248,271
Accounts receivable	405,893	162,586
Insurance and security deposits	140,564	95,000
Other current assets	870,959	1,061,520
Total current assets	12,389,218	16,066,513
Property and equipment, net	4,654	5,265
Intangible assets, net	574,898	372,592
Right of use assets	939,706	0
Total assets	13,908,476	16,444,370
Liabilities and Stockholders' Equity
Accounts payable	7,044,065	5,567,233
Accrued liabilities	2,252,427	2,877,438
Insurance reserve	2,105,773	2,330,190
Right of use liabilities (current)	329,625	0
Deferred revenue	50,846	52,192
Total current liabilities	11,782,736	10,827,053
Right of use liabilities	656,618	0
Total liabilities	12,439,354	10,827,053
Commitments and contingencies	0	0
Stockholders' equity:
Preferred stock, 15,000,000 shares authorized, par value $0.00001, 0 shares issued and outstanding as of March 31, 2022 and December 31, 2021, respectively	0	0
Common stock, 50,000,000 shares authorized, par value $0.00001, 21,761,283 and 21,609,409 issued and outstanding as of March 31, 2022 and December 31, 2021, respectively	218	216
Additional paid-in capital	76,986,139	75,806,853
Accumulated deficit	(75,517,235)	(70,189,752)
Total stockholders' equity	1,469,122	5,617,317
Total liabilities and stockholders' equity	$ 13,908,476	$ 16,444,370