Cost of flying 2 stepdaughters to our house, top-of-the-line vacations and summers/spring breaks/Christmas buying them whatever they want whenever they want for 10 years?

$30,896

Cost of keeping 2 stepdaughters in Hello Kitty, Abercrombie, Hollister, Prada (or whatever the new rage) for 10 years?

$12,792 

Cost of one day's worth of email exchanges that wipes out everything you've done?

PRICELESS