Library
The ever growing Planet Quark Library is a resource of Quark related documentation for user reference.
QuarkXPress Documentation
Quark keeps documentation about QuarkXPress here:
http://www.quark.com/support/documentation/
QuarkXPress TV
Quark offers a YouTube Channel featuring free tutorial videos, feature videos and webinars:
http://www.quark.com/support/documentation/
Tutorials by independent authors
Tutorial on Lynda.com:
https://www.lynda.com/Quark-training-tutorials/131-0.html
Quark’s User Forum
Quark’s User Forum where users of QuarkXPress help each other and share knowledge. Employees of Quark also read and write there:
Quark’s User Community on Facebook
Excellent group where many users and fans of QuarkXPress help each other and share knowledge. The QuarkXPress Product team also reads and writes there:
https://www.facebook.com/groups/quarkxpress/