Are all DCF case investigation results must file in court? I check PC court record and found no case about me yet.

DCF cases are not public record and most do not go to court, if there is a court case filed then you will need to retain a lawyer. Use of a lawyer...

My wife filed a restraining order against me with minor children and I avoided being served will it get dismissed in court?

It will be continued and reset for another day, not dismissed. Use of a lawyer is recommended.

you have to update your initial mandatory discovery. Use of a lawyer is recommended.

Is it legal for a parent to question child about what going on in household during his shared time? And also bad mouth my family

It is not proper for a parent to be an inquisitor or to probe the children like that. You should file a motion with the court if this continues. ...

He has a good chance of getting 50/50 yes. Use of a lawyer is recommended.

Can a parent regain parental rights after they voluntarily terminated there custody and the child was adopted.

If you get married then you both file a petition for step-parent adoption it should go through no problem. Use of a lawyer is recommended.

Going through paternity/custody case regarding 1 month old. Is it best to cease contact with father until court?

If DNA is not an issue than you and he should start to work out a time sharing schedule. Use of a lawyer is recommended.

Kind of a weird situation, my ex wife was pregnant when we split up and said the baby she was carrying wasn't mine.

You will have to file a paternity action to add you and remove the guy currently on the birth certificate. Use of a lawyer is recommended.

What if the petitioner is trying to violate a restraining order?

If she is contacting him then he needs to file a motion to dismiss the injunction asap. Use of a lawyer is recommended.

Can I prevent my children from being around ex's husband?

You have to get a court order. Use of a lawyer is recommended.