Write down what you spent last month. Use Categories like mortgage, food, entertainment, clothing, transportation and savings. Savings is an important category. Is there something you should be spending your money on that you didn't last month, but that you think you should. Already the process begins to uncover things you want to know Write down what you expect to earn next month. If you are on a variable income, it might be helpful to put this in three columns: The minimum you expect, an average of what to expect, and the highest amount you expect to earn. Don't count on the highest number, but it is a great goal setting exercise to strive for that high number on a monthly basis. Write down what you KNOW you will spend next month. Fixed expenses like mortgages, property taxes are known amounts. They are constant every month and don't change. While you can change your rent or mortgage amounts by moving, it is unlikely that you will do this next month. So consider these Fixed expenses.
Searching the internet for budget software or templates can be another good idea, or, if you feel sufficiently comfortable, you will be able to create your own in Excel. Nonetheless, by carrying out a search, you will be able to find several detailed worksheets for free that will help you to plan your budget more easily. You will even be able to obtain budget planning sheets that can direct you towards your own personal goals. A family working hard to get out of debt for example, will have different requirements than a family planning for their retirement, or for a family preparing for the arrival of a baby. The good news is that you can easily find and adjust your budget to address all these issues whilst customizing the worksheet to better suit your needs.