I know of a case where the mediator said it was not the best interest for the child
Another case where it was thrown out of court as to could not provide thr burden of proof.
Another case where grandma went for rights after several years of ignoring the gc. She lost
Another case where grandma wanted rights for baby only, not older siblings. She lost
Another case where grandma wanted rights to the gc and LO was not even born yet. Didn't even reach court or mediation and ended with protective orders
Another case where grandparents wanted guardianship of kids as both parents were addicts and neglected their kids. They won
A grandma won visitation with the gc but complained to the judge it was not enough. She wanted a full month in summer, Xmas,, spring break and overnight weekend visits.
Judge revoked what was originally granted and warned her not to use the law again to force grandma's hand.