need help writing a critique on an essay

[JENNY2003]

i have to write a critique on an essay, called the pursuit of happiness by james twitchell. but it has to be the perfect format. so what is a format i could use to write this essay? please someone explain this to me. and if im writing it on a positive view what should i say or write or what to focus on? i really need help. if you could help me thanks!!