The book of Colossians is a beautiful book summed up in one phrase "Jesus Be the Center".
The key verses for the book are 2:8-9, "Beware lest any man spoil you through philosophy and vain deceit, after the tradition of men, after the rudiments of the world and not after Christ. For in Him dwells all the fulness of the Godhead bodily."
The outline for the book is as follows:
Chapter 1:1-14 Paul's greeting and prayer
Chapter 1:15-22 Christ's person and work
Chapter 1:23-2:19 Paul's calling and warning
Chapter 2:20-4:1 Paul's exhortation and example
Chapter 4:2-18 Paul's conclusion and commendation
Sermons by Pastor Aaron in Colossians:
Colossians 4:7-18 Paul's Conclusion and Commendation
Colossians 4:2-6 Paul's Final Word (Love God/Love people)
Colossians 3:22-4:1 Paul's Exhortation Part 5 (The Workplace)
Colossians 3:20-21 A Deeper Look (The Parent/Child balance)
Colossians 3:16-19 Paul's Exhortation Part 4 (The Theory and the Practical)
Colossians 3:12-15 Paul's Exhortation Part 3 (The Overcoat of Love)
Colossians 3:5-11 Paul's Exhortation Part 2 (What to Discard)
Colossians 2:20-3:4 Paul's Exhortation Part 1 (What to Value)
Colossians 2:18-19 Paul's Warning Part 3 (Mysticism)
Colossians 2:8-16 Paul's Warning Part 2 (Ritualism)