Guidelines to educate and instruct supervisors how to respond in compliance with the National Labor Relations Act (NLRA) to union picketing at a company's premises or worksite. This Standard Document applies only to private workplaces but may be useful for public sector employers with private sector contractors, suppliers, or tenants. State or local law may impose additional or different requirements, but this document will be useful and relevant to employers in every state. This Standard Document has integrated notes with important explanations and drafting tips.