*default Wall height settings and also the ability to do cathedral ceilings, 2 storey living rooms etc
*ability to change the color of windows/doors and choose your own mouldings style, size and color for them.
*change direction of flooring planks
*change mouldings like baseboard, crown mouldings etc
*add beams or different colors to the ceilings
*an easy open or closed door function
*measurements to be more accurate IE 1/8" or at least 1/4" increments
*duplicate things like windows/doors
* a 'swatch book" that stores what objects and materials that you've used on each plan
*changes of elevation for a room or within a room IE sunken living room or step downs to porches etc
*ability to insert photographs of your (or clients) yard as landscape
*more options for window grilles and glass doors
Wall height feature was implemented quite some time ago - you can access it through the floors button (the little double headed arrow lets you specfiy the wall height).