Patron can renew own items

This option controls whether patrons can renew their own items. Valid settings are:

"NO" -- Patrons are blocked from renewing their own checked-out items.

"YES, if not overdue" -- Patrons may renew their own checked-out items, but only if those items are not overdue.

"YES, even if overdue" -- Patrons may renew their own checked-out items, even if they are overdue. Any fines accrued are added to the patron record FINE and MONEY OWED fields.