Ponier Music sells and rents musical instruments and offers piano, voice, flute, saxophone and percussion lessons, as well as a rock class. It has been in business since 1995. Students are eligible for a 10-percent discount on items marked $100 or more, and one free music lesson is included with the purchase of any instrument. Ponier Music also buys, trades and consigns merchandise. Customers can place online orders or visit one of the four retail locations in West Marietta, Kennesaw, Catersville and Canton.