What type of cost is guaranteed to happen over the course of ownership but is often missed in typical monthly budgets?

Answer

Contingency fund expenses (Hidden Costs).

Irregular yet inevitable costs, such as those requiring an emergency fund, are often overlooked in monthly budgeting but are guaranteed occurrences during ownership tenure.

What type of cost is guaranteed to happen over the course of ownership but is often missed in typical monthly budgets?
costCanadahorse