Top Notch Toner remanufactures ink toner cartridges, but it also offers some printer repair services. This business is primarily delivery only, but it will also take walk-up clients. Top Notch offers a 30-day warranty on its work and it has many repeat customers. It regularly tests toner cartridges on its own test printers. For more information about using remanufactured toner cartridges, visit the company's FAQ page.