LINQ TO SQL Tutorials, Articles and Opinions
Tools for LINQ TO SQL
Jim Wooley's ThinqLinq (A whole blog dedicated to LINQ - Sweet!)
www.LinqInAction.net (This is the support site for LINQ IN ACTION)
Scott Guthries LINQ TO SQL Tutorial
Ian Cooper's Architecting LINQ TO SQL Applications
David Hayden's Plethora of LINQ TO SQL Posts (Too many to list here)
Bob Beauchemin
MHO: LINQ to SQL and Entity Framework: Panacea or evil incarnate? Part 1
MHO: LINQ to SQL and Entity Framework: Panacea or evil incarnate? Part 2
Chris Rock (That would be me)
Andy Warren
Hilton Giesenow
Mitsu's Blog
Beth Massi's Blog (Beth has a lot of good content)
MSDN Code Gallery for LINQ TO SQL (Thanks to Beth Massi for the url)
Jon Krugers Blog
Oakleaf Systems (Thanks to Roger Jennings)
Rob Conery
Pampa Notes on Software Trends
Jeffrey Zhao
Book
LINQ in Action
Pro LINQ: Language Integrated Query in C# 2008
Linq Pocket Reference", by Joseph Albahari, O'Reilly, 2008, (ISBN-13: 978-0-59-651924-7).
101 LINQ Samples from MSDN Visual C# Developer Center
Converting SQL to LINQ Part 1 to 10 from The Visual Basic Team by Bill Horst
LINQ Cookbook Recipe 1 to 11 from The Visual Basic Team by Doug Rothaus