The photo limitations have been relaxed so you should be able to attach photos now.
The video upload can be a little tricky. When I have time, I'll write aome better code so it will work better. I think the progress bar is not accurate so files are still uploading even after the progress bar says 100%. If you leave it for a while, it should display a submit button. If not, I'll get with you to find the source of the problem.
Experience is something you don't get until just after you need it.