Purpose of Collection and Use of Personal Information
① User identification and service provision
② Delivery of notices and provision of communication channels for handling complaints
③ Other purposes necessary for providing smooth and high-quality services

Categories of Personal Information Collected
① Name, email address, IP address, and other optional information

Retention and Use Period of Personal Information
① Information provided by the author may be deleted immediately upon deletion of the post, while personal information collected through the bulletin board is not separately deleted.