Wow, this was a learning curve. I realized that duotone, the theme for this week, could either be a two-tone image or a processed image. I went for the latter, just because I'd not done this before. Most of the sites I found and tried to follow just didn't work for me but this Phlearn video was really easy...yay for easy. If you want to try your luck, here's the link. https://www.youtube.com/watch?v=TVJqG8HrJwc
