> Although this rule isn’t necessarily wrong, the reality is that modern budgets are much more complicated than they used to be, so you can’t take the 30% rent

> Although this rule isn’t necessarily wrong, the reality is that modern budgets are much more complicated than they used to be, so you can’t take the 30% rent rule as a hard-and-fast guideline. Modern budgets are not much more complicated. The rent is too damn high!