Public Services International (PSI) is a global union federation representing over 20 million workers in public services across 163 countries. PSI advocates for human rights, social justice, and universal access to quality public services. It opposes privatization and works with the UN and other organizations to promote workers' rights. Services include policy advocacy, research, and support for affiliated unions. The target audience is public service workers worldwide. PSI's unique selling proposition is its global reach and commitment to defending public services against privatization, making it a powerful voice for workers in the public sector[1][5].