"We believe in the existence of Satan, the deceiver and god of this present world, that he was defeated and judged at the cross of Calvary, and therefore his doom is certain."
Bethel Bible Church Constitution - Article III - Statement of Faith - Section 7

I. Who is he?
     A. An angelic, created, fallen being
     B. Names, titles, descriptions (Satan, Devil, Serpent, Belial, Beelzebub, Dragon, Accuser of the brethren, prince of this world, god of this age, prince of the power of the air, Lucifer, Tempter, he that is in the world, Deceiver of the world, ruler of darkness, Apollyon, Adversary, prince of demons)
II. What does he do?
     A. Deceives (Genesis 3; Revelation 12:9)
     B. Accuses & Slanders (Revelation 12:10)
     C. Opposes (2 Thessalonians 2:3,4)
     D. Counterfeits (2 Corinthians 11:13-15)
     E. Blinds (2 Corinthians 4:3-4)
Next Steps:
     > Submit to God (James 4:7a)
     > Resist the Evil One (James 4:7b)
     > Utilize what God has provided
          > The Power of the Holy Spirit (1 John 4:4)
          > The Authority of His Word (Ephesians 6:17)
          > Stand strong and unashamed of the power of the cross (Genesis 3:15; John 16:11; Colossians 2:13,14)