sections are working independently, accompanied by range-takers and orderlies, should usually be well in advance of his guns, where he can observe the action of the body of infantry with which he is co-operating. He should carefully reconnoitre suitable fire positions and make all preparations for bringing his guns rapidly into action. During this reconnaissance the machine guns should normally be placed in concealed positions. In any case they should not follow the machine-gun commander so closely as to expose their movements. Alternative positions to which the guns may be moved to meet changes in the situation or to avoid artillery fire should always be prepared.
2. The choice of a fire position must depend upon the tactical requirements of the situation, and upon the object in view; for example, it must depend upon whether it is desired to use covering enfilade or flanking fire, or to act by surprise.
A commanding position is favourable for the development of covering fire, while for other purposes the gun should be sited as low as is compatible with obtaining the necessary field of fire.
3. A clear field of fire, facilities for observation, a covered approach, concealment and cover for the guns and their detachments, and facilities for ammunition supply are advantages to be looked for in a good fire position, but one position will rarely unite them all. In arranging
