According to USPS, you can send an envelope or postcard by leaving it in your mailbox for your mail carrier to grab, dropping it in a blue USPS collection box or taking it to the Post Office.

Irene Keys, 61, of St. Petersburg, doesn't consider Valpak junk mail, and always riffles through the blue envelope when it arrives. She saves some of the coupons for her daughter and tosses the rest.

Sometimes you take for granted everything behind the scenes, but just a thing like mailing out the tickets is such a huge project, and I'm happy to be part of it. It's cool; 81 days out, we're getting ...

Receiving an eagerly awaited blue envelope in the mail is a rite of spring for thousands of fans of “The Greatest Spectacle in Racing.” But why are the envelopes blue? In the 1970s, Indianapolis 500 ...

INDIANAPOLIS (WISH) — Indianapolis 500 fans around the world will be racing to their mailboxes all week long in anticipation of an iconic blue ... colored envelope was used to mail the tickets ...