CONDENSED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($)	3 Months Ended
	Jan. 31, 2022	Jan. 31, 2021
Cash flow from operating activities:
Net (loss) income	$ (101,148)	$ 489,339
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Gain on extinguishment of debt		(626,466)
Depreciation and amortization	56,700	55,800
Deferred income taxes	(29,000)
Changes in operating assets and liabilities:
Accounts receivable	134,103	77,799
Inventories	(267,981)	13,277
Prepaid expenses and other assets	9,151	4,164
Income taxes receivable		(36,000)
Accounts payable	12,038	(24,148)
Accrued liabilities	(35,200)	(107,877)
Customer deposits	580,225	330,475
Net cash provided by operating activities	358,888	176,363
Cash flows from investing activities:
Purchase of property and equipment	(34,023)	(35,808)
Interest earned on certificates of deposit	(375)	(249)
Net cash used in investing activities	(34,398)	(36,057)
Net increase in cash and cash equivalents	324,490	140,306
Cash and cash equivalents at beginning of period	1,742,336	2,626,221
Cash and cash equivalents at end of period	$ 2,066,826	$ 2,766,527