I personally used a combination of what each service has to offer as well as http://www.deathswitch.com to let people know how to access my online accounts when I pass away.
Here’s a sobering thought: You’re not going to be around forever. So who gets all those emails, photos and rocking tunes you’ve been amassing over the course of your life? Here’s how to prepare pass on your digital estate to your next of kin on all the major platforms before you shuffle off this mortal coil.