Which command set serves to refine the overall effectiveness of the initial commands?

Subsequent fire commands play a crucial role in enhancing the effectiveness of the initial commands issued for machine gun fire. These commands are designed to build on the foundation laid by initial orders, providing more specific instructions that can adapt to the changing dynamics of a combat situation.

For instance, once the first command has established the initial target or engagement strategy, subsequent commands can adjust the fire parameters, such as changing the rate of fire, shifting the point of aim, or directing the gunner to engage new targets as the battle evolves. This adaptability ensures that the machine gun remains responsive to the needs of the unit and that its fire can be concentrated where it is needed most, thereby increasing the overall impact and efficiency of the fire support being provided.

While other command sets may play important roles in specific scenarios or for particular types of engagement, it is the subsequent fire commands that are specifically aimed at refining and improving the effectiveness of what has already been initiated, ensuring that the unit can dynamically respond to the battlefield conditions.