This can simply be included in the wording along with your phone number or email address or it can be included as a stamped RSVP postcard that your guests can simply drop in the mail to let you know they're coming.
Conducting an internet search for "post secrets," you'll find a huge number of copy-cat sites that now offer the same approach as PostSecrets, using the same general format for the art on each "postcard."
If you search Safercar.gov and find your Toyota Sienna does have a recall and you have not received a recall postcard, most likely the manufacturer doesn't have your current mailing address.
The PostSecret community members would create their own postcard featuring an image or artwork, and over the image they would print their deepest secret that they had never revealed before.
You can place the postcard in a pocket in the scrapbook so you can see both sides or buy two copies of the postcard so the layout can show both the front and back at the same time.
In each CD you sell, include a self addressed postcard asking for name, address, and email address that people can mail back to you - then add these people to your mailing list.
Color Stories all have a specific theme as well as a promotional image of a model, which is released on a postcard that you can pick up from your local MAC counter/store.
He'd leave little notes on my desk sometimes, saying 'Stick with school,' or sometimes he'd send a postcard from his business trips saying the same thing.
Instead, he settled for a postcard to her and one to her son, each with a bland "Having a great time" message.
What did you do, use the address on the postcard he'd filled out for her before you killed him?