JLA Music is a comprehensive music services company that provides guitar lessons, piano lessons, live special occasion music, music theory lessons, ear training lessons, composition lessons, arranging lessons, music engraving, music transcription, recording, and other services. JLA Music has been in business for more than 35 years. JLA Music has given hundreds of music performances. taught more than 24,000 individual lessons and 160 sections of classes, and provided many other services. Jeff Anvinson, the owner of JLA Music, has broad experience in music as an educator, performer, arranger, composer, conductor, music engraver, music transcriber, writer and music critic, audio and video recording engineer and producer, and more. He studied orchestration with Pulitzer-prize-winning composer Dominic Argento and permformed in a master class led by multi-Grammy-Award-winning guitarist Sharon Isbin. He has taught at universities, public schools, community education programs, commercial music stores, and in private practice. His recordings can be purchased at iTunes, Amazon, and CDBaby. He has creates and publishes instructional videos on two YouTube channels: jlamusic and musicmannd1. He has created hundreds of arrangements and many compositions for a wide range of instrumental combinations, including chamber orchestra, wind ensemble, duos, trios, solos, and others. After study at three universities, he earned both bachelor's and master's degrees in music. He has published more than twenty articles in several periodicals and performed numerous times in the US, China, and Canada. He distributes and promotes the guitar compositions of Brazilian composer Ernst Mahle.