can renew their materials with the 'No renewals before' box.<itemizedlist>
<listitem>
<para>Items can be renewed at any time if this value is left blank. Otherwise
- items can only be renewed if the item is before the number in units
+ items can only be renewed if the item is due after the number in units
(days/hours) entered in this box.</para>
</listitem>
</itemizedlist></para>