use strict;
    use My::Application;

    my $app          = My::Application->new;

    # it's transparent to the programmer, but this is getting
    # the data from the submitted form data
    my $user_id      = $app->form_data( 'user_id' );

    # again, we have application specific data, but from
    # the database instead of the user form
    my $user_details = $app->get_user_info( $user );