Blanket licenses are a type of license allowing one to use all the compositions covered under the agreement with no limit on use for one payment (usually annual). most commonly refer to licenses issued by performing rights organizations (PRO) to licensees (restaurants, bars, clubs, etc.) who wish to use the entire catalog of a PRO.

Psychedelic Trance Music
Electronic music became popular as a result of advances in technology (particularly the development of Musical Instrument Digital Interface, or MIDI), and has since blossomed into a bewildering variety of genres including house, techno, trance, breakbeat, hardcore, and ambient.