More concise syntax

The types for a Lambda Expression may be omitted

The body of an anonymous method can not be an expression

Lambda Expressions permit deferred type interference that anonymous methods do not

All of the above 

You can request that the garbage collector processes a generation if it determines that it is appropriate at specific points in your code

You can control the intrusiveness of the garbage collector (i.e. how often it performs collections) while your program is running

You can control the intrusiveness of the garbage collector (i.e. how often it performs collections) only during application initialization

You should specify LowLatency when using Concurrent Server Garbage Collection to improve memory utilization