what did sting do before he was a singer

Gordon Matthew Thomas Sumner was born in Wallsend, Northumberland, England, on 2 October 1951,^[7][8] the eldest of four children born to Audrey (née Cowell), a hairdresser, and Ernest Matthew Sumner, a milkman and engineer.^[9] He grew up near Wallsend's shipyards, which made an impression on him. He helped his father deliver milk and by ten was "obsessed" with an old Spanish guitar left by an emigrating friend of his father.^[10]

He attended St Cuthbert's Grammar School in Newcastle upon Tyne. He visited nightclubs such as Club A'Gogo to see Cream and Manfred Mann, who influenced his music.^[11] After being a bus conductor, building labourer and tax officer, he attended Northern Counties College of Education, now recognised as Northumbria University, from 1971 to 1974 and qualified as a teacher.^[12] He taught at St Paul's First School in Cramlington for two years.^[13]