Using the DeWalt DCS520T1 is straightforward. First, make sure the battery is fully charged and properly inserted into the saw. Attach the blade using the provided blade wrench. Then, set up the TrackSaw dual - edged track on your workpiece. The saw is designed to run along this track for straight cuts. You can adjust the depth of the cut according to your needs. When you're ready, plunge the saw into the material using the straight plunge mechanism and start cutting. Remember to keep your hands clear of the blade at all times. For safety, the saw has a chain break and a continuous anti - kickback mechanism. Don't operate the saw if these safety features are not working properly. After each use, clean the saw to remove sawdust and debris. Wipe down the blade and the body of the saw. Store the saw in the provided DEWALT T - stack kit box to protect it from damage. Periodically check the battery's charge level and recharge it when necessary. This will keep your saw in top condition and ready for your next project.