The phrase "unanticipated changes" refers to unexpected or unforeseen alterations or modifications that occur without prior knowledge or prediction. Full definition
In the event of unanticipated changes in cost over the 20 % range, you will be informed immediately. (ctvsh.com)
In order for the court to modify a parenting plan, time - sharing schedule, or child support order, the parent must show a substantial, material, and unanticipated change of circumstances. (thejosephfirmpa.com)
However, life after divorce often brings about unanticipated changes, making the original settlement agreement untenable for one or both parties. (mandrlaw.net)