Money.
The more you make, the more you leave behind to your heirs.
(My original answer was: "Your derriere", but I decided that would be inappropriate on a family website.)
blackjack
<a href="http://c.casalemedia.com/c?s=51816&f=3&id=0" target="_blank"><img src="http://as.casalemedia.com/s?s=51816&u=http://perplexus.info&f=3&id=0&if=0" width="120" height="600" border="0"></a>
flooble's webmaster puzzle
My answer is:
