Hi {{firstName}},
On {{date}} between {{startTime}} and {{endTime}} UTC, {{product}} was {{symptom}}. About {{affectedPct}}% of users were affected. I'm sorry.
**What happened:**
{{cause}}
**What we did to fix it:**
{{fix}}
**What we're changing so it doesn't repeat:**
1. {{prevention1}}
2. {{prevention2}}
3. {{prevention3}}
If your work was impacted, hit reply. I'll review each one personally.
— {{founderName}}Postmortem emails should be specific, owned, and forward-looking. Vague apologies do more harm than silence. Naming the duration, the percentage affected, and three concrete prevention steps signals real engineering work. The founder-signed close is non-negotiable for incidents.
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