It took 4 tries to a reference image to appear inline as needed and I don't know if it was something I did or a transitory glitch.
To facilitate troubleshooting I created a 7z file containing 2 small (total size 93kb) tutorial projects. I use SevenForum and TenForum frequently. They minimize frustration with infrastructure maximizing people's ability to productively interact to smoothly solved problems. (hint, hint)