You must receive proper instructions - In spiritual violence you must he properly trained to receive proper instruction. You must carryout thorough self-examination - You must examine yourself to make sure that there are no loopholes for the enemies to capitalise on. You must be adequately prepared - Sometimes, you need to prepare by fasting. Other times, you may only need to prepare your mind towards it. Stubborn faith - You must possess stubborn faith. Stubborn faith is the kind of faith that does not give up the blind Bartimaeus kind of faith.