Arrange your vignette, step out of the room, walk back in and take another look at it.
Allow for some free space so that your eye can have a rest.
The objects in your vignette should have meaning to you.
Objects in your vignette don’t need to fit a theme, but they should have a common sense of flow.
There are basic design principles that should be applied when composing a vignette that’s worthy of a double-tap.