Many PagerDuty customers create their own apps to help them manage their PagerDuty environments. Teams might have any number of workflows that might benefit from a custom application. A PagerDuty admin might want to be able to load CSV files with new users and their contact information into PagerDuty when new teams join the platform, or load new services before they are released to production.

It is now the de facto standard for companies to operate across numerous regions and cloud-accounts. The reasons for this vary, and depending on where you sit in the organization, these reasons may be more or less apparent to you.