Opinions expressed by Forbes Contributors are their own. True Tamplin is on a mission to bring financial literacy into schools. Budgeting is fundamental to achieving financial well-being.

One of the most common mistakes in budgeting is overlooking ... Many people also make the mistake of setting unrealistic budget categories. It's important to be honest with yourself about your ...

“A common rule of thumb is the 50-30-20 rule,” says Kerrie Saephanh, founder and certified budget coach at Mindful Budgets. “The idea is that you divide your net income into three categories ...