Show Highlighted Records Only, or the Subset Button

Another way to limit your record selection is to use the Subset button or the Show Highlighted Records Only command from the Function menu. This function will make the records you have highlighted the only records in your selection.

1. To highlight more than one record at once, hold down the control/command key while you click on each record.

or
If there is a group of records that you would like to highlight, click on the first record, then hold down the shift key while you click on the last record.

2. Now click on the Subset button. or Select Show Highlighted Records Only from the Functions menu.

Now the records you have highlighted will be the o nly records in your selection.