Sounds like retaliation against you. Take assault charges against her for striking you and hope you had witnesses and pictures to help.

Can this, too, be considered hazing?

Talk with the principle or go to the members of the board of education. Does not sound like a criminal matter.

Can a neighbor cut tree branches that are not over hanging his property ?

No. Criminal destruction of property. However, you live next to this guy. Can you discuss his issues before taking to the next level and getting...

What should my friend expect when she goes to court for a possession of marijuana charge?

What right did they have to find it in her room? That may be a defense. Otherwise sounds like she is eligible for first offender and get it...

Do I have any legal ground to stand on in regards to my car insurance claim?

Towed without your permission? Call the police and find out where and why.

Get a local attorney to schedule a bond hearing for her. The fail to appear sounds like the problem that needs to be explained. Another option...

My pretrail officer stated I won't be drug tested but he needs to make sure can he have this changed?

Pretrial means the only reason you are not in the Hampton jail is because they are supervising your good behavior. You could be drug tested any time.

He can not possess a firearm. Or have access to one. If locked out of his possession, I do not see a problem.

I might be more than six days to serve for violating the conditions set down by the court. Have your lawyer contact the court.

Yes and you might want to before you are arrested again and put under restrictions.