Alerting is a details game. Nobody gets paged by their intent — they get paged by the exact query they wrote. If you want to sleep through the night, the query has to mean what you think it means, and most of the time you find out it doesn't at 3am.
Source: [Dev.to](https://dev.to/harishteens/4-non-obvious-learnings-from-working-with-alerts-ba5)