How could one loan Satisfy the Needs of every homeowner? Yet Many people get a Home Loan for 30 years. Won't a persons needs change many times over the 30 year life of this loan? So the best loan for every homeowner would need to be flexible.When you buy your first home often your income will often be much lower then it will be 10 or 20 years in the future. You may need a low loan payment offered by an interest only or Adjustable rate mortgage to qualify for your loan.As your income goes up.