Indeed, they could mean YOU.
There are now "ACSs" (Application support centers where they take one's fingerprints) in various locations abroad. Call the number on the appointment letter to inquire.
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Yes, they could mean you.
There are Application Support Centers outside of the US now.
Call the number on the appointment notice and ask.
PROFESSOR OF IMMIGRATION LAW for over 10 years -- This blog posting is offered for informational purposes only. It does not constitute an attorney-client relationship. Also, keep in mind that this is an INTERNET BLOG. You should not rely on anything you read here to make decisions which impact on your life. Meet with an attorney, via Skype, or in person, to obtain competent personal and professional guidance.
No. You need to be in the USA for biometrics.
The information contained in this answer is provided for informational purposes only, and should not be construed as legal advice on any subject matter,not should it be viewed as establishing an attorney client relationship of any kind.