The document discusses several things the author learned in their PRCA 3339 class. They learned about C.R.A.P principles for effective page design, how to use InDesign software to create publications, how to design brochures that communicate messages well, basics of blogging and public relations, ways to segment target audiences, introduction to Photoshop through a classmate's presentation, elements that make photographs successful, choosing appropriate fonts, communicating effectively with clients, and the psychological impact of different colors in publications.