Take advantage of thread pools to create and use threads on demand and improve the responsiveness of your application ...

Microsoft’s .Net Framework provides excellent support for working with threads. Programming threads in C# To work with threads, you should include the System.Threading namespace in your application.

There's a lot of confusion about async/await, Task/TPL and asynchronous and parallel programming in general, so Jeremy Clark is on a mission to inform developers on how to use everything properly.