on dumpster diving

Read: Lars Eighner, "On Dumpster Diving." Respond: Talk about how this works as a process analysis; what are the key points to be learned, if one is truly intent on becoming a good scavenger? Also, talk about the tone at the end: how does it make the dumpster and its contents into a symbol of something larger? [Updated] Remember to write no less than 150 words.