At the outbreak of the First World War he was posted to the 1st Battalion, which was sent to France with the British Expeditionary Force (BEF) as rear-area security troops. Money, an amateur photographer, took a number of photographs of the battalion as it deployed and saw combat in 1914 and early 1915, including images of the retreat from Mons, the Battle of Le Cateau, the action at Néry, and the First Battle of the Marne. He later served in India, and remained in the British Army after the armistice of 11 November 1918, and, after attending the Staff College, Camberley from 1922 to 1923, following by serving as adjutant of his battalion, he commanded the 1st Battalion of his regiment from 1931 to 1934.