 Moore was one of the earliest mainlanders to apply the Hawaiian Style of playing to more traditional American folk songs foreshadowing the instrument's prominence in country music.While in California, [according to “Who’s Who in the World of Music – 1936”], Brewer also studied under Sol Hoʻopiʻi, Jack Miller, and D. S. Delano.Brewer's formal musical education continued when he returned to the mid-west and attended Northwestern Oklahoma Teachers College in Alva.