 Brunner has litigated various ballot propositions. In 1988, she represented a client who contested the validity of a ballot proposal to halt the sale of alcohol at the Cuyahoga Falls entertainment center. She was treasurer of a citizens group that attacked the financial reports related to a Westerville, Ohio school district tax levy on the November 1988 ballot. Later in 1989, she represented property owners in a rezoning referendum. Brunner represented Ohioans Against Casino Gambling in its dispute over the wording of the 1990 ballot issue on "games of chances".
