Professor Puzzle Escape Movie Studio

Lights, camera, escape!
No movie has been shrouded in as much mystery as Idle Gossip, the latest picture due for release by the infamous Escape Pictures studio. As an aspiring movie journalist, youve snuck on set to get a shot of something, anything that you can post on your blog to kick-start your career. Your dreams are quickly dashed as the brawny head of security has spotted you snapping pictures. You need to find a safe exit for you and your camera and fast!
There are 12 different puzzles. Each solution will translate a single letter of a coded note. Only once all 12 puzzles have been solved and the message unveiled will you be able to safely make your escape!