Create a list of all your monthly incomes and your monthly expenses. When determining income, list all your income sources including Earned, Interest Income, Profits, etc…
Sit down each night and write down whole day expenses, just make sure to save receipts. Determine if your income covers all of your expenses. If the answer is no, then some expenses need to be reduced
Firstly, alter credit card behavior. Start to pay with cash whenever possible. This will help you avoid making a purchase unless you actually have the money available.