We’re going to start writing snail mail again, so make sure you have everything you need ….
You can order stamps from: http://store.usps.com/store/home
And Amazon will send you anything you need in the way of stationery if stopping at CVS is too much trouble. Don’t forget to send a percentage of your Amazon purchases to your favorite cause by signing in to Amazon at: http://smile.amazon.com.
The USPS store also has these Disney-villain postcards (with stamps included), which would be rather suitable for sending to certain real-life villains: