-apt-ftparchive (from apt-utils) is insufficent, I recommend you
-investigate mini-dinstall or debarchiver.
+apt-ftparchive (from the apt-utils package) is insufficient, I strongly
+recommend you investigate mini-dinstall, debarchiver or similar.
+However, if you insist on trying to try using dak, please read the
+documentation in 'doc/README.first'.