You matter is very fact specific and I hesitate to offer too much advice without a full interview. The short answer: seek a modification. If you...

Is mediation required prior to seeking modification of parenting plan with assistance of attorney?

Yes. (But your lawyer should have advised you of this.)

Modify p plan so he must give 24/48 hours notice when he intends to exercise his time?

Be creative. Seek to modify to require some thing like: he must notify 12 hours in advance if he is coming, otherwise time is forfeited. If he no...

What is the possibility of me gaining full physical and legal custody of all 3 girls in Idaho OR can I file in Oregon?

You have a serious and complex interstate jurisdictional problem. You may end up litigating in two states. Consult an experience interstate...

How do I serve her with all these papers if she's out of state and has left no contact information?

you can also file a motion for service by alternative means per ORS 7. If you cannot handle this your self, then you should consult a lawyer.

Is there anything at all I can do to complain or speed the process along? Or am I completely at the mercy of her own attorney?

There are fairly standard ways to handle this problems. Talk to your lawyer. Your side can submit orders, too.

Can my husband adopt my five year old or can we change her last name?

See **** : My 5yr old's father has never been involved and is not on the birth certificate. However, he is garnished for child support. Can my...

Oregon does not recognize SL marriage. Unmarried people cannot get support from each other. Unmarried people can have property acquired during...

Can I get a DNA test ordered with out getting in trouble for sleeping with a minor

you can file a paternity suit or you could ask the state to help you establish paternity. However, as stated by the other responder BE REALLY...

Don't worry about "conflict of interest." Just say NO to using the mediator . If mediation is required or wanted, then insist on a different...