Greenwood attended art school in Chelsea and then joined the fashion brand
Jaeger in 1931, where she known as "Crawshay". Initially employed in retail at their flagship Regent Street store, Greenwood's artistic flair was recognised and she was put in charge of display. pamphlets for the
Ministry of Information. These iconic publications provided tips to housewives on harsh rationing, giving advice on how to stay frugal yet chic by reusing old clothing, creating ‘decorative patches’ to cover holes in worn garments; unpicking and re-knitting old jumpers, and protecting one's garments against the ‘moth menace’. She remained at Jaeger for almost 30 years, playing a role in the design of their distinctive criss-crossed 'J' logo, and developing a reputation for her innovative and whimsical window dressings: "Post-war at a time of shortage she famously designed an enormous pair of scales for the window of Jaeger's Regent Street shop balancing sheep, representing cashmere sweaters available only for export, against vital imports such as tea, coffee and New Zealand butter. Underneath in the shop window there was the laconic statement "Britain must balance her budget".She devised the Regent Street decorations for the Festival of Britain in 1951, and in 1954 was the designer of Regent Street's first Christmas lights. In 1959 she arranged the decoration of Oxford Street's lampposts between Tottenham Court Road and Marble Arch for the first Christmas display. Eventually she was put in charge of Jaeger's window displays across the country, before retiring in 1960. == Personal life ==