Posted on July 8, 2014September 28, 2015 by PCA Admin Showcase Your Media Petaluma Community Access provides a medium for the community to showcase their content. Submit Today Multimedia Education Great internship opportunities are available at PCA. Sign up today. Access to Media Tools PCA offers access to a plethora of gear & training to its members, empowering the local community to produce and share great content. Become a member.