28 U.S.C. § 1400(a) states:
Civil actions, suits, or proceedings arising under any Act of Congress relating to copyrights or exclusive rights in mask works or designs may be instituted in the district in which the defendant or his agent resides or may be found.
IIRC, Sarah Palmer lives in the Middle District of North Carolina. I’m reasonably sure she can’t be found in Milwaukee. The Cabin Boy™ will have to file in Greensboro to sue her.