Example for linq concept

Here is lots of Linq Samples

for C#
http://code.msdn.microsoft.com/101-LINQ-Samples-3fb9811b


for VB
http://msdn.microsoft.com/en-us/vstudio/bb688088

Hello Manuel,
The following link my help you http://www.bestdotnettraining.com/User/TrainingCourses.aspx