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4. ACCOUNTS RECEIVABLE/CUSTOMER CONCENTRATION (Details Narrative) - USD ($) | 6 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Mar. 31, 2019 | Sep. 30, 2018 | Sep. 30, 2017
Notes to Financial Statements |  |  |
Accounts receivable, net of allowance | $ 193,372 | $ 320,538 | $ 693,320
Allowance for bad debt | $ 60,000 | $ 60,000 |

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