How Security Should Handle Pickets and Strikes 9 things a business should do – and 6 things you absolutely can’t do – to help ensure a strike or picket remains peaceful. Excerpted from the new book The Security Manager’s Guide to Disasters. Anthony Manley’s new book Security Manager’s Guide to Disasters covers everything from workplace violence to earthquakes. The practical tips in this excerpt address workers’ right to picket and what security can do to help keep such situations orderly and appropriate.