Meta terminology
HPM
A recurring written status update circulated by a Meta team, sent by email and posted to a subscribable Workplace group. Cadence varies by team — bi-weekly for Feed Ranking, monthly for Instagram Marketing, irregular elsewhere. Each is named for its team: "Instagram Teens HPM", "Integrity HPM", "Feed Ranking HPM". Expansion pending: the acronym is used across the archive but never spelled out.
Sources
Internal documentUnsealed internal messages ("Instagram Teens HPM - 23 Jan 2017")
Internal documentFeed Ranking HPM
Internal documentUnsealed internal messages ("Instagram Marketing HPM | November 2020")
Internal documentUnsealed internal messages ("Integrity HPM – February 11, 2019")