Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Jun. 30, 2021	Mar. 31, 2021
Current assets:
Cash and cash equivalents	$ 1,305,101	$ 1,546,950
Accounts receivable, net of allowance for doubtful accounts of $50,000 at June 30, 2021 and March 31, 2021	1,200,978	1,153,684
Inventories	282,435	227,234
Prepaid expenses and other current assets	66,525	47,039
Total current assets	2,855,039	2,974,907
Other Assets:
Property and equipment, net of accumulated depreciation of $189,055 and $181,289 at June 30, 2021 and March 31, 2021, respectively	14,505	22,271
Operating lease right-of-use asset, net of accumulated depreciation of $246,306 and $225,781 at June 30, 2021 and March 31, 2021, respectively	574,714	595,240
Accounts receivable - long-term portion	129,979	139,496
Accounts receivable-related party, net of allowance for doubtful accounts of $250,000 at June 30, 2021 and March 31, 2021	80,090	80,090
Inventories - long-term portion	211,634	211,634
Intangible assets, net of accumulated amortization of $17,591and $16,871 at June 30, 2021 and March 31, 2021, respectively	18,203	18,923
Other assets	90,538	90,538
Deferred tax asset	1,100,000	1,081,000
Total other assets	2,219,663	2,239,192
Total assets	5,074,702	5,214,099
Current liabilities:
PPP loans	452,918	288,257
Line of credit	248,440	226,413
Operating lease liability-current	72,489	71,591
Accounts payable	306,049	364,305
Accrued expenses and other current liabilities	96,829	130,384
Customer deposits	268,208	293,638
Due to stockholder	93,444	89,391
Total current liabilities	1,538,377	1,463,979
Long-term liabilities
PPP loans, net of current liabilities	260,624	425,285
Operating lease liability, net of current portion	548,147	566,609
Total long-term liabilities	808,771	991,894
Total liabilities	2,347,148	2,455,873
Stockholders' equity:
Preferred stock, $.01 par value; 5,000,000 shares authorized, no shares issued and outstanding	0	0
Common stock, $0.0005 par value; 150,000,000 shares authorized, 67,588,504 shares issued and outstanding	33,794	33,794
Additional paid-in capital	33,311,672	33,311,672
Accumulated deficit	(30,617,912)	(30,587,240)
Total stockholders' equity	2,727,554	2,758,226
Total liabilities and stockholders' equity	$ 5,074,702	$ 5,214,099