Balcony Battles: When To Split Upper & Lower Mains?

ProSoundWeb: Previously, I’ve addressed the impact of breaking and tapering a line of loudspeakers (here). Now let’s turn our attention to balconies.

Everybody seems to love breaking main loudspeakers horizontally into left and right, but breaking them vertically into upper and lower? Not so much. We can be repeat offenders when it comes to multi-main horizontal breaks, such as a parade route or racetracks.