Not following a budget: Getting a salary can put anyone on cloud nine. Create a monthly budget and stick to it.Not planning for retirement: Start investing for a better future with a systematic investment plan.Overspending on credit cards: Practice moderate credit card usage and manage debts to avoid financial issues.Neglecting tax planning: Plan your tax deductions and liabilities to maximize savings.Not buying insurance: Start insurance policies while young and healthy to secure yourself and your family.