David states: "Fellow drummers! I will be in the San Diego area starting the 6th of this month, I will be doing drum coaching once again, focusing in extreme metal techniques such as; double strokes for feet, gravity blasts and endurance exercises.
Please contact me only if you are serious about your craft, I can help you achieve your drumming goals. PM me for more Information, I can also do Skype lessons."
You can contact David via his Facebook page here.