The text here is large and in a font that makes it easy to read, as well as having complimentary colours to add visual appeal. I do wonder how this font will be able to fit a postcard size with the amount of information that needs to be displayed.
One thing I love about illustration is the variety of styles a single illustrator does nowadays. Everyone is multi-task, and also does lots of cool stuff, like this American artist, Johnny Dombrowski. His work is pretty amazing.
'divorce with regret' by Emiliano Ponzi for the Telegraph UK, Stella magazine. The female figure is yearning for the absent figure in the image, and her life. Simple but effective use of negative space to illustrate the point.