This document discusses different types of cameras for photography - digital SLRs, 35mm film cameras, and digital single lens reflex cameras. It notes pros and cons of DSLRs, such as their affordability but also that they may replace the need to hire professional photographers. It cautions amateur photographers, referring to them as "Guy With Camera", that inadequate gear, lack of posing skills, and getting in the way of professionals could be issues. The document concludes by recommending photography start as a hobby, and that those wanting to go professional should research, practice, and potentially intern first before considering it a career.