About: Adds a link below your photo to an another photo available in a ./thumbnail/verso subdirectory (customizable)
A postcard's picture side photo is displayed on your gallery.
The message side is another photo.
Save it with the same name as the postcard's picture side photo in /thumbnail/verso/.
That's it! A "see back" link will be displayed under your postcard picture photo.
Follow forum link to get more details on Front2Back.
Caution : only works with photos uploaded by FTP to Galleries directory. For all other upload methods use 'Back2Front' plugin instead.