The rich tone of Spencer's acoustic steel-stringed guitar, his trademark layered violin sound and his uncomplicated style of compostion, is what finds its way into the hearts of an ever-increasing and appreciative audience. There is an unpretentious quality to his music that is both compelling and soothing. Lewis' songs possess a quality a blend of classical, new-age, folk and country with a cross-flat-picked guitar that combines the relaxed nature of a cabin porch with the meticulous detail of the recording studio. Phrases like " the music speaks to me, " and " I can play it over and over and never tire of it are commonly seen in fan letters sent to Quartz. The New England Organics Catalog wrote "Spencer's music is enjoyed by all, no matter the age, gender, or musical preference. This music seems to strike a chord in all who listen, bringing a peaceful and tranquil energy."