PRINCIPLES OF INTERCESSION
1.    Praise God for who He is.
God's power is especially released through worshipful song.  "As they began to sing and praise, the Lord set ambushes against [the enemy], and they were defeated" (2 Chronicles 20:22)
2.    Make sure your heart is clean before God?
By giving the Holy Spirit time to convict should you have any unconfessed sin.  "If I had cherished sin in my heart, the Lord would not have listened" (Psalm 66:18).  "And when you stand praying, if you hold anything against anyone, forgive him, so that your Father in heaven may forgive you your sins"  (Mark 11:25).
3.    Acknowledge that you can't really pray effectively without the Holy Spirit's enabling.
The Spirit helps us in our weakness.  We do not know what we ought to pray for"  (Romans 8:26b).
4.    Deal aggressively with the enemy.
Come against him in the all-powerful name of the Lord Jesus Christ and with the sword of the Spirit ? the Word of God.  "Submit yourselves, then, to God.  Resist the devil, and he will flee from you"  (James 4:7).
5.    Die to your own imaginations?
Desires and burdens for what you feel you should pray.  "?Lean not on your own understanding"  (Proverbs 3:5b); "He who trusts in his own mind is a fool"  (Proverbs 28:26a RSV); "For my thoughts are not your thoughts"  (Isaiah 55:8a).
6.    Praise God now in faith for the remarkable prayer time?
You're going to have.  He's a remarkable God and will do something consistent with His character.
7.    Wait before God in silent expectancy?
Listening for His direction ...