1) Learn to meditate
. By consciously entering the dreaming state, we acclimate ourselves to transitioning into the internal worlds. You also learn to not identify with fear.
2) Yes. Incense charges our home with positive force, which is beneficial for Dream Yoga.
3) Do not be so certain. When the student is ready, the master appears
4) Sexual transmutation empowers the consciousness to be awake within the physical and internal worlds. Without it, we lack fuel for our spiritual endeavors.