Jay Kinker - Talking BizTalk

Here are some excellent FREE resources for BizTalk Server, SharePoint and other Microsoft technologies: 

BizTalk Server Code Samples:

http://msdn.microsoft.com/en-us/biztalk/aa937647.aspx

BizTalk Server 2006 Documentation:

   PDF format - http://www.microsoft.com/downloads/details.aspx?familyid=8f3ec693-2865-4b85-8455-745511ea4267&displaylang=en

   CHM format - http://www.microsoft.com/downloads/details.aspx?familyid=3294ddaf-9f67-409f-a92d-2f6070dc0d1a&displaylang=en

BizTalk Server 2006 Tutorials:

http://www.microsoft.com/downloads/details.aspx?FamilyID=6a5f6ef4-aeb8-4d8d-a521-37333a875ce4&displaylang=en

BizTalk Free e-Learning:

https://www.microsoftelearning.com/eLearning/courseDetail.aspx?courseId=51883

SharePoint Server 2007 Courses (17 courses in total):

http://office.microsoft.com/en-us/training/CR102146081033.aspx

SharePoint Server Webcast Series:

https://www.microsoft.com/events/series/sharepointserver.aspx?tab=webcasts&id=42434

Microsoft Promotional Contents (Free eLearning, eBooks, etc)

http://learning.microsoft.com/Manager/Catalog.aspx?view=promotions

Free Microsoft eLeaning courses:

http://learning.microsoft.com/Manager/Catalog.aspx?view=free

RSS feed for Free Microsoft E-Learning resources:

http://learning.microsoft.com/rss/en-US/free?brand=technet

Its amazing how much Microsoft invests in promoting their products. Make best use of it. You must use Microsoft's website as first point for any information related to Microsoft technologies.