They normally say " [Agency Name] For Official Use Only" or "Sensitive" or some such in large colored letters. It's not that hard to tell. If they saw the header page without the FOIA request attached it would look suspicious.
yup and in one of the articles thats exactly what is described in the affadavit.
did the reporter not look at post raid paperwork?
the documents she "didn't know were missing" were on the receipt.
damn phone