Pen Pal Notification Pun Postcard ポストカード

What's better than a good pun? Getting a punny postcard from you favorite pen pal. This postcard features an old mailbox with the flag up and mail inside. There is a notification icon on the flag showing '1'. The text reads "You're the only notification I actually look forward to". There is a envelope/mail pattern on a white background. The back has the pattern but is blank for writing your own greeting.