The "Unofficial" 3CX Phone System Resources Page

Forums:
http://www.3cx.com/forums/
http://www.experts-exchange.com/tag/3cx#allResults

Blogs:
http://blog.telephonyadvice.com/
http://www.3cx.com/blog/
http://3cxblog.worksighted.com/
http://dynamicssmallbusiness.blogspot.com/search/label/3CX

Add-on Products:
http://landiscomputer.com/3cx/Lists/Unofficial%203CX%20Addons%20List/AllItems.aspx

Downloads:
New Download: http://www.3cx.com/phone-system/download-phone-system.html
Updates: http://wiki.3cx.com/downloads

Training:
http://www.youtube.com/user/landiscomputer

Reviews:
Matt Landis 3CX Review: http://landiscomputer.com/offer/1003.aspx
3CX Buyer’s Guide: http://dynamicssmallbusiness.blogspot.com/2008/12/free-3cx-buyers-guide-kit.html

Links:

Social Media:
http://twitter.com/#search?q=%233CX
http://twitter.com/3CX
http://www.facebook.com/home.php?#!/3CXPhoneSystem?ref=ts
http://www.facebook.com/home.php?#!/pages/3CX-Phone-System-VoIP-IP-PBX-Software-for-Windows/72503731832?ref=ts

Books:
http://windowspbx.blogspot.com/2010/02/3cx-phone-system-tutorial-book-released.html

If you know of another resource that should be posted here, please comment!