Which of the following scenarios would justify the use of the feature "processing rules" in...

Product manager has launched a new iOS/Android app and data is being captured in context variable. It needs to be mapped over to eVar/props

A product manager is looking to capture user agent in an eVar but doesn't want to request the release manager for another build in production

Product Marketing team has launched a new social media marketing campaign and would like to see campaign performance in last touch channel report

The page name for checkout is "checkout". Product manager would like to fix the historical values that have been captured so far in pagesreport