Using the DeWalt DCS376P2 is straightforward. First, make sure to insert the battery correctly into the saw. When you're ready to cut, use both hands to activate the dual switches. This not only helps you control the saw better but also ensures your safety. You can adjust the blade speed using the control dial according to what you're cutting - like a rectangular or round material. For changing the blade, just use the tool - less blade changing lever to loosen the tension. When it comes to storage, you can hang the saw using the integrated hook without worrying about damaging the handle or base. As for maintenance, keep the saw clean after each use. Check the blade regularly for wear and tear, and replace it if needed. Also, charge the batteries properly to keep them in good condition.