The first sentence of your post should be whether you;

a) Agree or mostly agree with Brown’s arguments 

b) Disagree or mostly disagree or 

c) Agree in part, disagree in part.

The rest of your post should be a very concise statement of the reasons you answered a, b, or c in (1) above. 

Try to respond to the claims/points in the article as objectively as you can.