Spanish phrase
Avísame cuando ~.
Meaning
Let me know when ___.
When to use it
Asks to be informed when something is ready. Used as a casual direct request between acquaintances to be notified of readiness or completion, polite but informal.
Example dialogue
Avísame cuando estés listo.
Let me know when you're ready.
Perfecto, te aviso en cinco minutos.
Perfect, I'll let you know in five minutes.