Get 25% off Blinkist premium and enjoy 2 memberships for the price of 1! Start your 7-day free trial by clicking here: https://www.blinkist.com/readytoharvest In this video we will discuss the continuing decline of the denominations in America that go by the name of "Mainline." Looking for the source of the statistics? All the references are footnoted in my transcript which you can get as a member at https://readytoharvest.com/ Go check it out!