2. Basis of Presentation and Significant Accounting Policies: Revenue Recognition Policy: Disaggregation of Revenue (Tables)

6 Months Ended

Apr. 30, 2020

Customer

Disaggregation of Revenue

	Three Months Ended	Six Months Ended
Revenue by type of customer:	April 30, 2020	April 30, 2020
Airlines	$ 1,676,000	$ 4,294,000
Airports	1,463,000	2,854,000
Other	40,000	256,000
Total Revenue	$ 3,179,000	$ 7,404,000

Performance Obligation

Disaggregation of Revenue

	Three Months Ended	Six Months Ended
Revenue by type of performance obligation:	April 30, 2020	April 30, 2020
Subscription services	$ 3,077,000	$ 7,034,000
Professional services	102,000	370,000
Total Revenue	$ 3,179,000	$ 7,404,000