A household budget planner for Cardiff can help you list monthly income alongside rent or mortgage payments, council tax, energy, food, travel and other regular spending. Start with your payslips and bank statements, then include Cardiff-specific costs such as council tax and public transport, allowing for irregular bills and an emergency buffer. You can use a free spreadsheet or budgeting tool from PoundWise and check your council tax band and charges on the official Cardiff Council website. If your outgoings are higher than your income, consider free guidance from MoneyHelper or a debt advice charity before taking further credit.