service/dangerzone.md

@@ -53,6 +53,10 @@ A few important guidelines:
    `Candidate 42/resume.pdf` and the bot will put it in
    `safe/Candidate 42/resume.pdf` when done
 
+ * files at the top-level of the share are processed in one batch: if
+   *one* of the files fails to process, the entire folder is moved to
+   `dangerzone/rejected`
+
 # How-to
 
 This section is mostly aimed at service administrators maintaining the