Go to the doctor and find out why it hurts.

It does not appear you were injured. No injury means no reason to sue.

I used self check out at walmart after paying I was stopped by an associate and asked to show my receipt I refused and went to l

What you should have done was show your receipt. What you can do now is call and ask to speak to a manager and try to resolve.

No idea why you would call the police. Call the dentist's office.

Can a 16 year old lady give a male who is 20 oral sex ?

The 20 year old is asking for trouble by having sex with a child.

If the military let people out every time something took too long there would be no military.

I received a letter from my ex’s attorney and it says they are going to court and are asking for contempt of court?

Of course they can..................

Family Law lawyer?

That is like asking "do I need a mechanic to fix my car?" Unless you are a really good mechanic, yes. Unless you are a lawyer, yes.

It depends on the custody agreement with your grandmother.

Can a respondent be impeached during testimony if they are lying and it can be shown they are lying?

An experienced trial lawyer can impeach any witness who is lying.