This cabinetry came with two doors and large solid areas, making it really hard to get at things that end up between the doors.  On the far left, there’s a foot-wide partition used to hold the stereo, which is a waste of space since the stereo is only 4 inches deep:

I removed the blanks and the two doors, reworked the cabinetry framing, and installed four doors:

To do this I moved the stereo to the end of the unit, freeing up the leftmost foot of the cabinetry: