We have found an amazing and effective way to do intercession: Combine it with music!
We have found that when worship music is added to intercession, it becomes a dynamic, enjoyable experice that causes it to be very effective.
Revelation 5:8, "And when he had taken it, the four living creatures and the twenty-four elders fell down before the Lamb. Each one had a harp [music] and they were holding golden bowls [intercession] full of incense, which are the prayers of the saints."