recording milestone

[shaharhada]

While you can track any number of app events, we suggest narrowing your funnel for actionable insights. For example, try recording milestones or using callback parameters to report exact stage completions and/or transaction types.
From:
https://help.adjust.com/en/article/app-events
What is recording milestones meaning?

 

[USAFRet]

Keeping a log of significant events.

Significant == whatever you are trying to measure.