That's one way to do it. What if someone changes his/her citizenship :-)?

"Jamie Collins" wrote in message
ups.com...

Amy Blankenship wrote:
In that case, she would need to know more about the clients to
distinguish
them...

That's the point I was trying to make when I said, "Another approach
could be to record their passport number, with perhaps a different
identiifer for locals."

Jamie.

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