This is meaningless without context.
Please use the Snipping Tool (built into Windows) to take a snapshot of the area of the UI that you are talking about. It will help immensely.
Yes, have a look at the documentation for the Select Module.
Selection is often used for copy/paste operations. You can also set your loop points to the selected region.
Fortunately, the few negative posters are usually drowned out by the many friendly, helpful posters. However, I do agree. If you don't have anything nice to say, just move on.