What is a FRAGO used for?

A FRAGO, or Fragmentary Order, serves as an abbreviated form of an operation order intended to modify an existing order. It is issued when changes are necessary but a complete order is not required. FRAGOs provide updates about specific operations or adjust mission parameters while leveraging the context of the original operation order, thereby streamlining communication within military units.

Utilizing a FRAGO allows for timely and efficient dissemination of new information or changes, ensuring that all members of the unit are informed and can adjust their actions accordingly. This makes it essential for operations that need to remain flexible in response to shifting situations on the ground.

In contrast, other options focus on different aspects of military operations that do not pertain directly to the modification of existing orders. For instance, providing an overview of unit morale, facilitating civilian volunteer involvement, or signaling mission completion does not describe the function or intent behind a FRAGO. These activities may be essential for different logistical or strategic purposes but do not align with the primary use of a FRAGO.