A personal budget is your home budget, or how you allocate fund for your home needs and yourself. Managing it is useful to prevent becoming homeless eventually from all the debt. Main costs are tuition costs and costs of living in the other city where the university is. It's worthwhile because your knowledge gained will earn a lot more than you spent on getting it. A type of insurance can be car insurance. It's useful and necessary in case you have a car crash because it will not only pay for your repairs but also for the repairs of others if it's your fault.