How to say Hi in polite, official way to stranger. I don't know the correct time.
Hi, If I write the message to someone who is in different time zone and I don’t know the correct time of this person. So is there any polite (official) and general sentence which I should use?

Regards,
Adam

Question

How to say Hi in polite, official way to stranger. I don't know the correct time.
Hi, If I write the message to someone who is in different time zone and I don’t know the correct time of this person. So is there any polite (official) and general sentence which I should use? 
 
Regards,
Adam

Answer

How do you do?
Good day.
Hello (although this is more unofficial than official)

Answer

Having thought a little about this, I have some others.
(1) You don't have to be correct. You can just say "Good morning". It they leave it there, you're ok. IF they tell you it is evening, then you've started a conversation, already.
Good day.
Good to catch you.

Answer

written and oral
written or oral

Answer

Good day.
A good question.
Written or oral?
.

Answers · 4

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