Pub. Emp't Relations Bd. v. Bellflower Unified Sch. Dist.

*929 Real party in interest California School Employees Association (CSEA), the exclusive representative of most classified employees employed by appellant Bellflower Unified School District (the District), filed two unfair practice charges against appellant in 2010 and 2013 under the Education Employment Relations Act ( *930 Govt. Code, § 3540 et seq., EERA). 1 After notice and hearing, respondent Public Employment Relations Board (PERB or the Board), the agency charged with interpreting and administering the EERA, issued two decisions and orders requiring, among other things, that appellant post two specific notices to its employees. After the decisions and orders became final in 2015, appellant refused to post the notices, claiming that they were out of date and misleading. PERB filed the underlying enforcement proceeding, and the trial court issued a writ of mandate instructing appellant to comply with the Board's two orders. Appellant appeals, contending that PERB failed to prove the decisions and orders were issued pursuant to its established procedures, and that PERB's General Counsel abused his discretion under a regulation authorizing him to conduct an investigation or…