How mortgages are approved Bank of America To get a clearer view of the mortgage process, it’s helpful to know some of the factors that will be considered when your mortgage application is reviewed. When you apply for a mortgage, your lending specialist will forward your application and the supporting documentation to an underwriter.

That’s one way a large amount of debt can hurt you when getting pre-approved for a home loan. But it’s not the only way. It also drives up your debt-to-income ratios. As we discussed earlier, these ratios are a key part of the mortgage-approval process. You actually have two different ratios. One is more important than the other: