Sad to say, it's your parents CHOICE to have it be this way. He's taking advantage, but they're letting it happen.

It's always sad to see it, and you can wish it were different, but then, why should he change his ways? He's got it made. Not everyone will chose to be a good person just on it's own merits.

Sometimes life's just not fair. HUGS! Know there's some good folks out there too.