Provide image samples of practical applications

I think the title of the software gives the user a bit of a hint when they know that it is a graphics filter program.
Practical examples of what the user can do with the filters I would say are covered by the samples on the website, other than that the users imagination takes over, unless you mean a gallery on the site where people can post their creations for the world to see, and the unscrupulous to rip off.