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Note 3 - Concentrations of Credit Risk (Tables)

3 Months Ended

Jan. 31, 2023

Notes Tables

Schedules of Concentration of Risk, by Risk Factor [Table Text Block]

		Three Months Ended January 31,
		2023				2022
Wireless provider			15	%			32	%

X

- Definition

Tabular disclosure of the nature of a concentration, a benchmark to which it is compared, and the percentage that the risk is to the benchmark.

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