As collected by my colleague Renaun Erickson, here’s a whole bunch of links to get you started with BlackBerry development.
Main Landing Page for all BlackBerry Tablet OS SDKs
http://us.blackberry.com/developers/tablet/
BlackBerry Tablet OS SDK for Adobe AIR
http://us.blackberry.com/developers/tablet/adobe.jsp
BlackBerry Developer Forums
http://supportforums.blackberry.com/t5/Tablet-OS-SDK-for-Adobe-AIR/bd-p/tablet
BlackBerry Issue Tracker (jira based)
http://us.blackberry.com/developers/resources/issuetracker/
On the Adobe side the go url is:
http://www.adobe.com/go/bbtabos
Some hot topics:
Uploading Your Playbook App to Blackberry App World
PaymentServices
QNX and MXML
Using ImageCache
tpryan.blog 
Hey man I really like your blog bro about theBlackberry as far as the developing side of things, I really enjoyed the links, this wil help me to create apps for the blackkberry, thanks I appreciate your blog, keep up the good work!
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