Yahweh's Jubilee Year Liberty laws cover those who fall under harsh times and end up mortgaging off their agricultural land, property or themselves to someone. How do these revolutionary laws weave a safety net for everyone in society?

Yahweh’s Sabbath extends far beyond the week, as he decrees a Sabbath Year of rest every seven years. A Sabbatical year every seven years. No food cultivation that year. Then what are people supposed to eat? Also, most types of debts are expected to be canceled that year. What is the intended purpose of that?