And while we're obsessing over details, don't forget to pin your name and cell phone number to the inside of your kids' clothes and make sure your family wears closed-toe shoes to the park.

CNN: A theme park survival guide

In many of these transactions, all a customer will need to do to make a purchase is type in his or her cell phone number and PIN.

FORBES: Game On, Amazon! eBay Rolls Out One-Hour Delivery, Targeting The Web And Wal-Mart