There are some great posts to be found on MTT Open. Anyone can post just about anything relevant on MTT Open. Please keep the self-promotion to a dull roar.
Here are some recent posts:
Important stuff for artists approaching labels/ managers/ bookers by Sebastian Hess
http://www.musicthinktank.com/mtt-open/important-stuff-for-artists-approaching-labels-managers-book.html
Think Outside the Venue To Get That First Gig by Refe Tuma
http://www.musicthinktank.com/mtt-open/think-outside-the-venue-to-get-that-first-gig.html
Music Marketing DIY - Amanda Palmer tells All by Kevin J Ryan
http://www.musicthinktank.com/mtt-open/music-marketing-diy-amanda-palmer-tells-all.html
Mix Tips that I tell my clients by AC Mastering
http://www.musicthinktank.com/mtt-open/mix-tips-that-i-tell-my-clients.html