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# Lines 4 and 5 are good Perl practice.  "strict" and "warnings" are p
+ragmas
# that help prevent Perl programmers from doing silly things in their 
+programs.
#

__END__
Lines 4 and 5 are good Perl practice.  "strict" and "warnings" are pra
+gmas
...
print OUT "IGNORING ALL HISTORY FILES.\n";
print OUT "LOWERCASING ALL FILE AND PATHNAMES BEFORE COMPARING.\n";
print OUT "\n";

print OUT <<EOT;
For unique files in OldInventory.txt:
...
LOWERCASING ALL FILE AND PATHNAMES BEFORE COMPARING.

EOT