True service comes from a heart of love for God. The wrong motive in serving God is to seek man's attention and praise. Jesus calls that hypocritical. Serve God for His glory and not your own.
I. Giving (vs.1-4)
  A. Defining alms giving (vs.1)
  B. A clear warning (vs.1-2)
  C. The right way to give (vs.3-4)
II. Praying (vs.5-15)
  A. A clear warning (vs.5)
  B. The right way to pray (vs.6)
  C. Instruction on how to pray (vs.7-15)
    1. Trust God (vs.7-8)
    2. Seek God's glory (vs.9-10)
    3. Seek God's help (vs.11-13)
    4. Show God's love (vs.14-15)
III. Fasting (vs.16-18)
  A. A clear warning (vs.16)
  B. The right way to fast (vs.17-18)