you can tell someones nationality by their references usually americans look mixed. for example if someone is german and french they would look mixed german and french.
The proper way is 'How may I help you' as you stated. If the person asks you questions and you do not have the answer then say, 'I'm not quite sure of that and I will go and get someone that can give you more information.'
"What is your ethnicity?" This asks what someone's ethnic or racial background is. "What is your nationality?" This asks what country someone is from, has citizenship in, or affiliates with politically. Both options are inoffensive and commonly used.
Probably not. Ask proper questions and get proper answers.
ask them. or get someone you know to ask them
It is not possible to determine someone's nationality or ethnicity solely by their appearance. Even though there may be certain physical characteristics that are more common in certain populations, it is important to remember that physical features vary widely among individuals within any group. The only reliable way to know someone's nationality or ethnicity is to ask them or have a conversation with them about their background.
The same way you ask someone out that you know
I would think you would ask someone older then you out the same way that you'd ask anyone else out.
Being timid when you like someone has nothing to do with what nationality the person is. It is just the way some HUMANS are.
ask someone out
You smell nice is the correct way to compliment the way someone smells.
yes but the proper way is for a man to get on his left knee and ask the woman to marry him
Ask them.