+/*
+ * Some of the SPAM filters are COMMERCIAL and require a fee. If your users
+ * select them and you're not allowed to use them, it will make SPAM filtering
+ * very slow. If you don't want them to even be offered to the users, you
+ * set SpamFilters_ShowCommercial to false.
+ */
+global $SpamFilters_ShowCommercial;
+$SpamFilters_ShowCommercial = true;
+