.</P>
<P>
You can force a GenItemGroup to apply its changes with <CODE>
MSG_GEN_APPLY</CODE>
. You can also override the default behavior, forcing the object to send out its apply action on all applies, whether modified or not, by including <CODE>
ATTR_GEN_SEND_APPLY_MSG_ON_APPLY_EVEN_IF_NOT_MODIFIED</CODE>
 in the object's instance data. Any time the object needs to apply its changes, the GenItemGroup will send out the notification message even if the object is not marked GIGSF_MODIFIED.</P>
<P>
To retriev