Strike: The legal right of a trade union to withhold employment services once a no-board report has been issued and a legal strike date has been set by the Labor Board Conciliator.

Lockout: The legal right of an employer to refuse bargaining unit employees access to continue services once a no-board report has been issued and a legal deadline date has been set by the Labor Board Conciliator.

Convey Information: The legal right of a trade union to peacefully demonstrate, express fact or opinion during a strike or lockout often using signs, pamphlets, media or through speech.

Injunction: A legal order by the court prohibiting a person or group of persons from carrying out a specified action. An injunction is mostly used to limit pickets from blocking access or restricting their numbers in order to maintain peace and order as law enforcement officials will typically not intervene.

Protocol: A general agreement between the company and the union in which limitations are set between one or both parties in lieu of an injunction.

Secondary picketing: A gathering of pickets at a company location other than the main workplace.

Scab: A slang term used to refer to union members who choose to cross the picket line to attend work during a strike or replacement workers who cross the picket line to perform union member job functions during a strike.

Trespass to property: Picket activity on non-company property. However, courts oftentimes permit limited picketing in public places such as shopping malls.

Harassment: Any kind of stalking, watching or besetting of employees who are on strike, or threatening telephone calls used to intimidate persons involved in a strike.

Call trace: Means to track the origin of threatening or harassing calls, which should be also reported to police.

Clean hands: The practice of ensuring nothing is said by company officials that could be used against them in a court of law.

Command center: A central location used by security firms and company officials to report and obtain updates, instructions and information about daily activities during a labor dispute.

Security officer: A licensed and bonded person in uniform who performs the function of protection of both personnel and property during a labor dispute while making notes and writing reports about daily observations and activities.

Response team: A licensed and bonded security team that patrols assigned or static positions that require specific protection and access restrictions.

Area security supervisor: A licensed and bonded investigator who oversees the daily functions of site protection and law enforcement liaison, and reports activities and assessments to company management via the communications centre.

Evidence handler: A licensed and bonded investigator who specializes in evidence gathering and continuity, and documents and submits said evidence in an organized, court-ready format to assist legal counsel.