Email Png - Which image structure is best possible for electronic mail newsletters: JPEG. Which symbol structure is best possible for e mail newsletters: JPEG, GIF or PNG?. There are lots of different image file formats to choose between on your photos. BMP, TIFF, EPS, JPEG, PNG and GIF. Degree-up e mail campaigns with buyer adventure mapping. The Usage Of customer journey mapping to map your campaigns can not most effective turn out to be an enormous timesaver, however a neatly of insights, too.