Three Act Structure image: http://en.wikipedia.org/wiki/File:Three_Act_Structure.svg
Freytag's Pyramid image (simple): http://en.m.wikipedia.org/wiki/File:Freytags_pyramid.svg
Freytag's Pyramid image (complex): http://web.cn.edu/kwheeler/freytag.html
Characterization - see notes & chart from Read, Write, Think.org:
http://www.readwritethink.org/files/resources/lesson_images/lesson800/Characterization.pdf