I subscribe the advice of using CPAN modules and of putting the filehandle inside the object, but I don't see the need to bless $self twice, an error that you inherited from vladb's code

Update: s/[vladb]/[postman]/

Sorry, wrong target ;-)

Ciao!
--bronto

# Another Perl edition of a song:
# The End, by The Beatles
END {
  $you->take($love) eq $you->made($love) ;
}