There are plenty of online tutorials to guide you through the technical editing practices depending on the software you use, but it’s important to ensure each episode makes sense and flows well. Have someone with neutral ears listen before you publish if you can.
For a tone, most of the area of the fingers and the edge of the palm will contact the drum. Move your hands towards you until your knuckles are just off the edge of the drum. Your fingers themselves should be over the drumhead. You strike the drumhead with all your fingers flat at the same time.