8 - when an automatic claim notice is sent.
14 - changes to patron records.
16 - pref: CataloguingLog
20 - any changes to bibliographic or item records.
22 - pref: AuthoritiesLog
26 - changes to authority records.
32 - when fines are charged, paid, or forgiven.
38 - any actions on holds (create, cancel, suspend, resume, etc).
44 - when changes to ILL requests take place.
50 - when items are checked out.
56 - when items are checked in.
62 - when items are renewed.
64 - pref: SubscriptionLog
68 - when serials are added, deleted or changed.
74 - information from cron jobs.
80 - when reports are added, deleted or changed.
82 - pref: AuthFailureLog
86 - " authentication failures."
88 - pref: AuthSuccessLog
92 - " successful authentications."
96 - pref: DumpTemplateVarsIntranet
100 - dump all Template Toolkit variables to a comment in the HTML source for the staff interface.
102 - pref: DumpTemplateVarsOpac
106 - dump all Template Toolkit variables to a comment in the HTML source for the OPAC.
108 - pref: DumpSearchQueryTemplate
112 - dump search query as a template parameter, requires <a href="/cgi-bin/koha/admin/preferences.pl?op=search&searchfield=DumpTemplateVars">DumpTemplateVars</a>[interface] to be visible.