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

3 Months Ended

Jan. 31, 2020

Customer

Disaggregation of Revenue

	Three Months Ended	Three Months Ended
Revenue by customer:	January 31, 2020	January 31, 2019
Airlines	$                      2,618,000	$                     2,218,000
Airports	1,391,000	1,423,000
Other	216,000	15,000
Total Revenue	$                      4,225,000	$                     3,656,000

Performance Obligation

Disaggregation of Revenue

	Three Months Ended	Three Months Ended
Revenue by type of performance obligation:	January 31, 2020	January 31, 2019
Subscription services	$               3,956,000	$               3,596,000
Professional services	269,000	60,000
Total Revenue	$               4,225,000	$               3,656,000