Ohio Revised Code Title XIII. Commercial Transactions § 1345.41

(1) Dance studio lessons, which include related services and instruction in ballroom or other types of dancing, and lessons whether given to students individually or in groups;

(2) Social referral service, which includes any service that, for a fee, provides matching of members of the opposite sex, by any means, for purposes of introduction, dating, or general social contacts;

(3) Martial arts training, whether or not the training will lead to a specific degree of expertise;

(4) Health spa service, which includes contracts for instruction, training, or assistance in physical culture, body-building, exercising, reducing, figure development, or any other similar activity or for the use of the facilities of a health spa, gymnasium, or other facility used for any purpose described in this division, or for membership in any group, club, association, or organization formed for any purpose described in this division.

“Prepaid entertainment contracts” do not include contracts for services rendered by any public or private nonprofit school, college, or university; by the state or any of its political subdivisions; or by any nonprofit religious, ethnic, or community organization.