| Schedule of Income Tax Expense (Benefit) | 
 The components of income tax expense are as follows: 
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 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
 | 
For the Years Ended April 30, | 
 | 
 | 
 
 | 
2020 | 
 | 
2019 | 
 
| Current: | 
 | 
 | 
 | 
 
| Federal | 
$ | 
—Ìý | 
Ìý | 
 | 
$ | 
—Ìý | 
Ìý | 
 
| State | 
51,820Ìý | 
Ìý | 
 | 
—Ìý | 
Ìý | 
 
 | 
51,820Ìý | 
Ìý | 
 | 
—Ìý | 
Ìý | 
 
| Deferred: | 
 | 
 | 
 | 
 
| Federal | 
—Ìý | 
Ìý | 
 | 
—Ìý | 
Ìý | 
 
| State | 
—Ìý | 
Ìý | 
 | 
—Ìý | 
Ìý | 
 
 | 
—Ìý | 
Ìý | 
 | 
—Ìý | 
Ìý | 
 
| Total Income tax expense | 
$ | 
51,820Ìý | 
Ìý | 
 | 
$ | 
—Ìý | 
Ìý | 
 
  
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| Schedule of Deferred Income Tax Assets and Liabilities | 
 Significant components of the Company's deferred income tax assets and liabilities are as follows: 
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April 30, | 
 | 
 | 
 
 | 
2020 | 
 | 
2019 | 
 
| Deferred tax assets: | 
 | 
 | 
 | 
 
| Net operating loss carryforward | 
$ | 
11,044,236Ìý | 
Ìý | 
 | 
$ | 
9,033,235Ìý | 
Ìý | 
 
| Allowance for doubtful accounts | 
629,272Ìý | 
Ìý | 
 | 
181,774Ìý | 
Ìý | 
 
| Deferred rent | 
606,594Ìý | 
Ìý | 
 | 
180,154Ìý | 
Ìý | 
 
| Stock-based compensation | 
439,454Ìý | 
Ìý | 
 | 
954,586Ìý | 
Ìý | 
 
| Contributions carryforward | 
11,275Ìý | 
Ìý | 
 | 
60Ìý | 
Ìý | 
 
| Intangibles | 
86,897Ìý | 
Ìý | 
 | 
—Ìý | 
Ìý | 
 
| Total deferred tax assets | 
12,817,728Ìý | 
Ìý | 
 | 
10,349,809Ìý | 
Ìý | 
 
 | 
 | 
 | 
 | 
 
| Deferred tax liabilities: | 
 | 
 | 
 | 
 
| Property and equipment | 
(417,780) | 
Ìý | 
 | 
(234,336) | 
Ìý | 
 
| Intangibles | 
—Ìý | 
Ìý | 
 | 
(64,439) | 
Ìý | 
 
| Total deferred tax liabilities | 
(417,780) | 
Ìý | 
 | 
(298,775) | 
Ìý | 
 
 | 
 | 
 | 
 | 
 
| Deferred tax assets, net | 
$ | 
12,399,948Ìý | 
Ìý | 
 | 
$ | 
10,051,034Ìý | 
Ìý | 
 
 | 
 | 
 | 
 | 
 
| Valuation allowance: | 
 | 
 | 
 | 
 
| Beginning of year | 
(10,051,034) | 
Ìý | 
 | 
(7,837,755) | 
Ìý | 
 
| Increase during period | 
(2,348,914) | 
Ìý | 
 | 
(2,213,279) | 
Ìý | 
 
| Ending balance | 
(12,399,948) | 
Ìý | 
 | 
(10,051,034) | 
Ìý | 
 
 | 
 | 
 | 
 | 
 
| Net deferred tax asset | 
$ | 
—Ìý | 
Ìý | 
 | 
$ | 
—Ìý | 
Ìý | 
 
  
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| Schedule of Effective Income Tax Rate Reconciliation | 
A reconciliation of income tax computed at the U.S. statutory rate to the effective income tax rate is as follows: The Company's effective income tax expense differs from the statutory federal income tax rate of 21% as follows: 
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 | 
April 30, | 
 | 
 | 
 
 | 
2020 | 
 | 
2019 | 
 
| Statutory Rate applied to net loss before income taxes | 
21.0Ìý | 
% | 
 | 
 | 
21.0Ìý | 
% | 
 
| Increase (decrease) in income taxes resulting from: | 
 | 
 | 
 | 
 
| ÌýÌýÌýÌýÌýState income taxes, net of federal tax benefit | 
5.3Ìý | 
% | 
 | 
 | 
3.6Ìý | 
% | 
 
| ÌýÌýÌýÌýÌýFederal and State Minimum Taxes | 
(0.9) | 
% | 
 | 
 | 
—Ìý | 
% | 
 
| ÌýÌýÌýÌýÌýPermanent Differences | 
(0.3) | 
% | 
 | 
 | 
—Ìý | 
% | 
 
| ÌýÌýÌýÌýÌýChange in Tax Rates - States | 
17.3Ìý | 
% | 
 | 
 | 
—Ìý | 
% | 
 
| ÌýÌýÌýÌýÌýChange in Valuation Allowance | 
(41.9) | 
% | 
 | 
 | 
(23.8) | 
% | 
 
| ÌýÌýÌýÌýÌýOther | 
(1.4) | 
% | 
 | 
 | 
(0.8) | 
% | 
 
| Effective Income Tax Rate | 
(0.9) | 
% | 
 | 
0.0Ìý | 
% | 
 
 | 
 | 
 | 
 | 
 
  
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