I post here some definitions of the strike types: • Wildcat s | Aviation English for Radiotelephony

I post here some definitions of the strike types:
• Wildcat strike is a strike begun by workers spontaneously or without union approval.
• Work-to-rule is a form of action in which employees adhere strictly to all working rules, with the deliberate intention of reducing the rate of working.
• Sit-down strike (or sit-in) is a strike in which workers refuse to leave their place of employment until a settlement is reached.