A card that is sent through the mail, often printed with a picture or design on one side and used for correspondence.

A printed public communication sent without an envelope, used to convey brief messages or advertisements.

विज्ञापन संबंधी डाक कार्ड

English Usage: The company sent out a postal card to promote their new product line.

Hindi Usage: कंपनी ने अपने नए उत्पाद लाइन का प्रचार करने के लिए एक विज्ञापन संबंधी डाक कार्ड भेजा।