Sometimes the local rules dictate that the opposition must be notified -- and in some cases, permission/approval obtained -- prior to filing. Other times it may be quicker to try to work something out with the opposing counsel rather than file something and wait two months to have it heard.
Parents should remember 3 things: Love your kids more than you hate your ex; when you have children the relationship with the other parent is until death; your children determine what type of nursing home you end up in.
Nothing stated by me should be taken as giving you legal advice or forming an attorney/client relationship.
Attorney-GAL in Ohio.
I've removed the knife from my back, polished it, and will one day return it -- long after you think I have forgotten.