A demo tape is a recording that showcases an artist's music, typically used to promote their work to record labels, producers, or venues. These tapes often contain a selection of songs that highlight the artist's style, talent, and potential. Demo tapes can be in various formats, including cassette, CD, or digital files. Artists often create demo tapes to gain exposure and secure opportunities in the music industry. They serve as a way to demonstrate an artist's sound and creativity without the need for a fully produced album. Many successful musicians, such as Taylor Swift and Eminem, started their careers by distributing demo tapes to attract attention.