How does Kurt Vonnegut expand his argument in paragraphs 7-8 of I am very real

I'm a principal of a primary nepali school.(class 1 to 5) there are only 3 teachers altogether.it is very difficult to teach them effectively.so one private institute asked me to write an application for 2 teachers with school minutes.i have no idea about it: 1. how to write school minutes and 2. how to write an application for the post of 2 teachers. me kindly.

What does the simile add to the passage

As a representative of a pharmaceutical company, you have been asked to speak to a group of physicians at a medical conference to introduce a new drug. when discussing how the drug works, which strategy is not appropriate?