Don't push too far -- otherwise you'll engage the self-timer. Not a big deal, but you'll be wondering why the shutter didn't release. Meanwhile, the self-timer will be happily buzzing away. And just when you decide to take a look at the camera, it will release and you'll have a nice out-of-focus shot of your chin!
By the way, here are a couple of photos from the Prominent. The Ultron is really a sweet lens.