use strict;
use Net::SMTP;

my $message = join('', <DATA>);
my %hash = (
    'Host'     => '123.456.789.012', # Mail server address
    'From'     => 'me@domain.com',
    'Reply-To' => 'me@domain.com',
    'To'       => 'them@domain.com',
    'Subject'  => 'This is my email subject',
    'Message'  => \$message,
);
mailer(\%hash);

sub mailer {
    my $r = shift;
    print ("From: $r->{'From'}\n" .
                    "To: $r->{'To'}\n" .
                    "Reply-To: $r->{'Reply-To'}\n" .
                    "Subject: $r->{'Subject'}\n\n" .
                    ${$r->{'Message'}});
}

__DATA__
Welcome to my email! This is the
message to be mailed...

-TedPride