Free poker training content for improving your game.
poker school online (PSO) - very basic course content with quiz style assessments, videos, live training and forum
(PS) - not entirely "free" but you can gain access to more advanced content through rake back deals if registering to poker rooms through them. Course content with quiz style assessments, videos, live training and forum.
Twitch tv - many pro poker players and poker couches, some better than others, live streaming with text chat interaction for asking questions.
youtube - loads of free poker and training content
- cardschat and many others (not listed here as they are competitors). Content ranges from training, book reviews, room reviews and various other poker discussions.
Torrents - like most other pirated content also loads of poker strategy videos and electronic books available here.
Most poker training sites do provide some trial periods for testing the waters and worth trying out to assess if they are a fit for you.