There’s a pretty solid chance that you’ll not be interested in measuring Shelf Days for certain titles, some of your Reference titles, for example. Or you may continually see titles pop up as a Most Popular title that you’re either just not interested in, etc. You can easily exclude those titles, like so:

These exclusions will be “lane-specific,” meaning that excluding a title in one tool will not exclude it in all tools. When you do have excluded titles that are not showing in a report, you’ll see this:

Click the circled – to clear those hidden titles and add them back to your list.