http://weblogs.asp.net/nilotpal/archive/2009/04/08/function-point-analysis-fpa-glossary.aspxInternal Logical File (ILF): An internal logical file (ILF) is a user identifiable group of logically related data or control information maintained within the boundary of the application. The primary intent of an ILF is to hold data maintained throughenCommunityServer 2007 SP1 (Build: 20510.895)