Remember the old days when the phone directory came out once a year? Now it seems like yellow books are coming out constantly. And every time you see them stacked around the trash can at the post office, piled at your mailbox or littering your street. Each yellow book company thinks you need a book for every person, not just every household. That's why 350,000 books are dumped on Western Nevada County with a population of 60,000. Why are there so many different phone directory companies? Because the phone directory companies make so much money from businesses who still believe …