OL3 Advantage allows tax preparers to quickly prepare the Occupational License Fee Return (OL-3) for the Louisville and Jefferson County Revenue Commission. If you have are not already one of the many Louisville area tax professionals using OL3 Advantage, you will find the software easy to learn, cost effective, and reliable.

OL3 Advantage allows you to produce local tax returns for an unlimited number of clients, including the ability to file OL-3E Extension Request and Estimated Payment. We are proud of the satisfied base of CPAs customers, and have CPA references willing to relate their experience with the product.

If you have any questions, please feel free to call us at (800) 499-7930. CambridgeZone prides itself as an unparalleled business productivity application developer and guarantee your satisfaction with this product.