I had thought of just flipping the image. But then I would need to reverse the whole scene so that left and right can be consistent. I didn't think of making my buildings the other way round!

Poser 11 Pro, Windows 10

Auxiliary Apps: Blender 2.79, Vue Complete 2016, Genetica 4 Pro, Gliftex 11 Pro, CorelDraw Suite X6, Comic Life 2, Project Dogwaffle Howler 8, Stitch Witch