Square ranges are awfully limiting. As Kevin Michalowski points out in the video above, they place all manner of limits on what you can do within your assigned lane. Drawing and firing from a holster is almost always verboten.
Rapid fire? Some allow it, some don’t. And by their nature, none of them let you move around enough to practice as you need to for real-world situations.
But that doesn’t mean you can’t accomplish something when an indoor range is all you have. What’s your favorite indoor range training drill?