The people who do things like;Unfortunately they set a precedent instead of one life time chance which "I agree with" it turns into many more chances and now they have to give it to everyone or they can file a lawsuit.
Violate company policy, including drugs and alcohol
Violate state and federal rules, or laws
Commit theft of time
File frivolous work comp claims
Constantly use verbal abuse, and harassment towards others,
Are all things that contribute to poor union membership’s moral, and image.
The only precedent here is protecting people who do not represent themselves or the Union well.