What size does a typical check register have? This is particularly true in hard financial times when every dollar makes a difference. It's usually a good idea to be aware of your financial situation's specific amount. You won't unknowingly make a payment that could result in overspending because you'll always see, down to the penny, how much money is there.īy knowing your balance, you can decide whether to postpone payments or purchases until you're able to add more money. The benefit of using a standard checkbook and journal is that you have absolute control over it when money is taken out of your bank account. Having a check register has many benefits for the user, one of which is full control of the money in the user's bank account. How might a physical check register help you manage your finances?