My father sat my older sister and me down and walked us through the full cost of Orthodox life: schools, shul (synagogue) dues, tzedakah (charitable giving), mortgage, cars, camp, utilities. By the time he reached the end of the list the total had climbed to something enormous, a figure that in my tenth grade head sounded like buying a very high end Porsche every single year, and I was sure the accounting had to be finished. Then he added the line that has stayed with me ever since.
And you haven't even bought a roll of toilet paper yet.My father, at the kitchen table
My sister and I still joke about it to this day. He was also, as it turned out, right on the money, literally and to the dollar.
Every research question in Season Two descends from that afternoon, from the attempt to put a real number on what a Jewish household is expected to carry and to see how that number moves across a life. You can read it in The All-In Cost of Orthodox Life and in The Frum Family Trail.