Korean phrase
~하기 전에 알려 주세요. ~ ha gi cheo ne al lyeo chu se yo
Meaning
Please let me know before you ___
When to use it
This politely asks someone to tell the speaker beforehand. It is used when advance notice is helpful, such as before leaving or arriving.
Example dialogue
출발하기 전에 알려 주세요. chul bal ha gi cheo ne al lyeo chu se yo
Please let me know before you leave.
네, 출발 10분 전에 전화할게요. ne chul bal 10 pun cheo ne cheon hwa hal kke yo
Okay, I'll call you 10 minutes before I leave.