Desk Cards
Physical Threat Response
Phone Threat Response
Emergency Numbers

Assessments
Employee's Assessment of Risk
Workplace Hazards Inspection Form
Workplace Violence Quiz from HR.Com

Tips
How to Respond to Threatening Behavior
OSHA Fact Sheet on Workplace Violence
Workplace Violence and the ADA
Handbook for Managers: Dealing with Domestic Violence in the Workplace
Videos from CDC/NIOSH (long informational video + video case study in variety of file formats, both with transcripts)

Additional Training
Preventing Unlawful Harassment
Effective Hiring
Effective Discipline: Policy & Practice
Effective Performance Management

State Policy on Workplace Violence