A lot goes through the mail system. The Data and Marketing Association says American businesses sent 149 billion pieces of direct mail and nearly 10 billion ca

A lot goes through the mail system. The Data and Marketing Association says American businesses sent 149 billion pieces of direct mail and nearly 10 billion catalogues in 2016. https://www.washingtonpost.com/lifestyle/home/how-to-stop-junk-mail-and-save-trees--and-your-sanity/2018/02/12/6000e4c4-05d9-11e8-b48c-b07fea957bd5_story.html https://www.washingtonpost.com/lifestyle/home/how-to-stop-ju... This is just a counter-anecdote, but for every flyer on the door I get (once or twice a week), I get scores of pieces of junk mail. I assume you don't own a home, because that alone is good for 10 a week.