Business Finance Homework Help

I’m trying to study for my Business Law course and I need some help to understand this question.

1.How can an employee’s use of social media positively or negatively affect their company even if done on their own time and from their own personal account(s)?

2.How should a company address an employee that discloses confidential company information on social media?

3.How should a company address an employee that makes negative comments about his/her coworkers on social media?