beginning you can fix that here
- Sort 1 and 2 are used for statistical purposes within your library
+
+ - 'Check for previous checkouts' is used to set the patron's personal preference
+ regarding checking their circulation history before checking out an item,
+ letting them know if they have already borrowed this item. This overrides
+ the setting of the :ref:`patron category <adding-a-patron-category>` and of
+ the :ref:`CheckPrevCheckout` system preference.
- Next, the library set-up section includes additional library settings