Screenshots are a great example of showing instead of telling, but there are several other types of images you can use to get your message across. And using the Snagit Editor is a great way to enhance your and work with all of these types of images.

Copyblogger has a great article on 8 types of images to Increase the Psychological Impact of Content.

The types are:

  1. Stock photos
  2. Screenshots
  3. Charts and graphs
  4. Personal photos
  5. Still frames from TV shows or movies
  6. Infographics
  7. Custom art
  8. Comics

Check out the article here: http://www.copyblogger.com/powerful-images/