[1] She opened a governess and domestic servant placement business "Scholastic Agency, Royal Exchange" on King William Street, Adelaide in 1911 or earlier.

She organised hundreds of volunteers to cater for a "Cheer Up Our Boys" luncheon at Montefiore Hill for the 1,100 soldiers who were training under canvas at the Morphettville and Jubilee Oval camps, and were about to be posted overseas.

[6] From this sprang the Cheer-Up Society, with thousands of (mostly) woman volunteers, in dozens of branches throughout the State, who did much good work during the war, and of which Mrs. Seager was the indefatigable Hon.

During the Great Depression she was active in providing inexpensive hot meals to unemployed workers from what was once the Cheer-up Hut, then with her husband retired to their sons' soldier-settler property on Kangaroo Island.

[11] Alexandra Laidlaw married Clarendon James Seager (c. 1857 – 1941) on 16 June 1891; they had six children: The two brothers served with the 1st AIF and were allocated land on Kangaroo Island, on which they raised sheep.