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Consolidated Statements of Cash Flows - USD ($) | 12 Months Ended
--- | ---
Nov. 30, 2020 | Nov. 30, 2019
CASH FLOWS FROM OPERATING ACTIVITIES |  |
Net loss | $ (12,553,325) | $ (4,409,785)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities: |  |
Stock-based compensation expense | 1,252,366 | 218,154
Accretion of debt discounts | 755,401 | 1,120,872
Loss on extinguishment of debt | 6,026,654 |
Warrant inducement | 845,415 |
Write-down of inventory | 553,046 | 44,786
Change in fair value of derivative liability |  | (426,019)
Issuance of common shares for services | 429,582 | 514,339
Issuance of convertible notes payable for services |  | 112,500
Stock to be issued for services |  | 20,000
Cancellation of shares for services |  | (19,996)
Issuance of warrants for payment of accrued interest | 124,603 | 249,376
Operating lease costs | 138,599 |
Depreciation and amortization | 177,181 | 46,844
Amortization of patent rights | 64,873 | 7,332
Changes in assets and liabilities, net of acquisition: |  |
Accounts receivable | (432,907) | (419,341)
Deferred revenue | 4,891,245 |
Inventory | (4,491,329) | (875,413)
Prepaid expenses and other current asserts | (1,022,802) | (226,060)
Other assets | (16,613) |
Accounts payable and accrued liabilities | 5,937,818 | 270,177
Operating lease liabilities | (250,540) |
Accrued interest | 108,488 |
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES | 2,537,755 | (3,772,234)
CASH FLOWS FROM INVESTING ACTIVITIES |  |
Patent rights | (80,000) |
Roboro acquisition, net of cash acquired | (488,852) |
Purchases of property and equipment | (1,426,434) | (245,971)
NET CASH USED IN INVESTING ACTIVITIES | (1,995,286) | (245,971)
CASH FLOWS FROM FINANCING ACTIVITIES |  |
Proceeds from warrant exercises | 7,223,979 |
Proceeds from stock option exercises | 10,431 |
Proceeds from Roboro sellers for common stock | 500,000 |
Proceeds from convertible notes |  | 5,068,265
Proceeds from notes payable | 190,300 |
Payment of cash for stock to be issued | (20,000) |
Repayment of notes payable | (136,748) |
Repayment of secured convertible notes |  | (1,035,930)
NET CASH PROVIDED BY FINANCING ACTIVITIES | 7,767,962 | 4,032,335
Effects of foreign currency exchange rate changes | 171,304 | (22,617)
NET INCREASE (DECREASE) IN CASH AND RESTRICTED CASH FOR THE YEAR | 8,481,735 | (8,487)
CASH AND RESTRICTED CASH, BEGINNING OF YEAR | 1,173,900 | 1,182,387
CASH AND RESTRICTED CASH, END OF YEAR | 9,655,635 | 1,173,900
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION: |  |
INCOME TAXES PAID |  |
INTEREST PAID | $ 988,493 | $ 161,595

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