Regulations for the Protection and Management of Personal Information Files by Parking Facility Operators Article 10

When using personal information for marketing for the first time, parking operation businesses shall provide the party a cost-free way to refuse to accept marketing; after the party refuses to accept marketing, parking operation businesses shall stop using his/her personal information for marketing immediately and notify all employees.
中文原文 停車場經營業個人資料檔案安全維護管理辦法第10條
停車場經營業於首次利用個人資料為行銷時,應提供當事人免費表示拒絕接受行銷之方式;當事人表示拒絕行銷後,應立即停止利用其個人資料行銷,並週知所屬人員。

English translation for reference only; the Chinese text prevails. Not legal advice.