Some people find the search function a bit counterintuitive, so here you go:"Packaging methods tested with actual trained dog"http://dkn255hz262ypmii.onion/index.php?topic=33755.msg384857#msg384857"Molecules of contraband permeating packages... A Geographical Profiling Tech?"http://dkn255hz262ypmii.onion/index.php?topic=13210.msg126514#msg126514"Where can i buy a little vacuum machine?"http://dkn255hz262ypmii.onion/index.php?topic=18506.msg185429#msg185429Read all those threads. Then you have a good idea of what you need to do next.Actually, every vendor should read those threads!