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Buy Here Pay Here Underwriting: Income and Stability

By TrueBankFlowPublished October 31, 2024Updated October 31, 2024

Buy here pay here underwriting is how a used car dealer decides to finance a buyer itself. The dealer leans on proof of income, time at the current job and address, and bank statements, because many buyers have weak credit. It then sets the down payment, term and payment schedule around the buyer's paydays.

What does buy here pay here underwriting weigh instead of a credit score?

Buy here pay here underwriting weighs ability and willingness to pay in the near term, using facts a credit score does not capture well. The dealer is both seller and lender, so it keeps the loan and absorbs any loss. That makes recent income and stability more useful to it than a score shaped by old problems.

The main inputs, roughly in the order many dealers read them:

  • Verified income: how much the buyer takes home and how often it arrives.
  • Job time: how long the buyer has held the current job, or earned from the current source.
  • Residence time: how long the buyer has lived at the current address.
  • Down payment: how much cash the buyer can put in today.
  • Existing payments: rent, other car loans, child support and other loans, many of which show up only in statements.
  • References: personal contacts the dealer can reach if the buyer cannot be found.
  • Credit report: still pulled by many dealers, but read for recent repossessions and open auto loans more than for the score.

A buyer with a low score, a steady job for two years and the same address for three is often a better risk for a dealer than a buyer with a higher score who changed jobs last month. The score summarizes the past. The dealer is lending for the next two or three years.

Job time and residence time in a buy here pay here file

Job time and residence time measure how settled a buyer is. In a buy here pay here file, they stand in for the stability a long credit record would usually show. A buyer who has stayed in one job and one home is easier to collect from and less likely to disappear with the car.

Dealers usually confirm these facts in simple ways:

  • Job time: a call to the employer, the hire date on a pay stub, or months of matching payroll deposits on the bank statements.
  • Residence time: a lease, utility bills in the buyer's name, or the address printed on statements from several months back.

Each dealer sets its own minimums, and many accept a shorter time on one measure when the other is strong. A buyer who just moved across town but has worked at the same warehouse for four years is a different case from one who just moved to a new state for a new job.

The edge case is the buyer who has no traditional employer: a rideshare driver, a house cleaner paid by several clients, or a worker paid partly in cash. Job time then becomes "time earning from this source," and the bank statements are usually the only record of it.

Proving income for a buy here pay here deal

Proving income for a buy here pay here deal means showing what the buyer takes home and how often. Pay stubs are the default. Bank statements back them up, and for many buyers they replace stubs altogether. The dealer cares less about gross pay than about the net amount that lands on payday.

What each document adds:

Document What it shows the dealer Limit
Pay stubs Gross and net pay, pay frequency, employer Easy to edit; one stub shows one pay period
Bank statements Net pay actually arriving, the payday rhythm, existing debits Deposits need sorting; transfers are not income
Benefit award letter Monthly benefit amount Does not show what else the buyer spends
Platform earnings summary Gig income totals Shows gross, not what reached the account

Statements also show two things stubs never do. They show the buyer's other payments, including car notes to other dealers that may not be on the credit report. And they show whether the account runs out of money before the next payday, which is the clearest sign of how much room the buyer has.

Some buyers have income from sources that come with their own paper trail. A buyer with an ITIN rather than a Social Security number may have no file at the bureaus at all. The guide to ITIN personal loan underwriting covers how lenders verify income for those applicants. Lenders that want to see how card issuers check stated income can compare the approach in the guide to credit card income verification.

Matching buy here pay here payments to the buyer's pay dates

Matching buy here pay here payments to pay dates means scheduling each car payment for the day the buyer's paycheck lands, or the day after. Dealers often collect weekly or biweekly. A payment due the same day as the deposit is more likely to be made than one due two weeks later, after the money has gone elsewhere.

A worked example

The figures below are an example of one fictional deal. A buyer works at a distribution center and is paid every other Friday. Her pay stubs show a gross biweekly pay of $1,760. Three months of statements show net payroll deposits of $1,380 every second Friday, with no missed periods.

The dealer finances $10,000 after a $1,500 down payment, at an example APR of 21 percent over 30 months.

Schedule (example) Number of payments Payment Share of one net paycheck
Monthly 30 about $431 31% of one paycheck, 16% of a two-paycheck month
Biweekly, on payday 65 about $198 14% of each paycheck

On a monthly schedule, the $431 payment comes out of one of two paychecks, which leaves that check short for rent. On a biweekly schedule, each check carries about $198 and the burden is even. Both schedules retire the loan in 30 months. The biweekly plan collects principal sooner, so in this example the buyer pays about $12,890 in total against about $12,940 on the monthly plan.

The dealer also reads the statements for other obligations. This buyer pays $1,100 a month in rent and $60 every two weeks to a pay-later provider. After rent and those plans, each paycheck has room for the car payment, insurance and food, but not much else. The dealer approves, and notes the pay-later plan in the file.

Statement reading of this kind is faster when payroll deposits and recurring debits are already grouped. TrueBankFlow groups deposits from the same source with their cadence and average amount, so the payday rhythm in a deal like this one is visible at a glance.

How do buy here pay here dealers set the down payment and term?

Buy here pay here dealers set the down payment and term to keep the loan balance close to what the car is worth. A larger down payment means less money at risk on day one. A shorter term means the balance falls faster than the car loses value. Dealers usually adjust both to the buyer's income and stability.

Typical levers:

  • Down payment: higher for buyers with short job time or a recent repossession, lower for buyers with long stability and strong statements.
  • Term: kept short enough that the balance stays below the car's resale value through most of the loan.
  • Vehicle choice: a dealer may steer a buyer toward a cheaper car when the payment on the one they want would be too large a share of each paycheck.
  • Payment frequency: weekly or biweekly to match pay, as in the example above.

The car itself is part of the risk. Federal rules require a used car dealer to display a window sticker that states whether the car comes with a warranty or is sold as is. The FTC guide to buying a used car from a dealer explains this Buyers Guide and notes that dealers must also give it to buyers after the sale. A car sold as is that breaks down in the first months often leads to a missed payment, so many dealers price that risk into the term and down payment.

Buy here pay here deals that look approvable and still fail

Buy here pay here deals that look approvable on paper can still fail in the first months. Most early defaults trace back to something visible in the file that the dealer did not weigh: an income figure that was never confirmed, debts missed on the statements, or a payment schedule that did not match how the buyer is paid.

Patterns that tend to precede early trouble:

  1. Income from a single pay stub with no statements to confirm it arrives.
  2. A second car payment on the statements, to another dealer, that the buyer did not mention.
  3. Overdrafts in most months and a balance that hits zero before each payday.
  4. Recent job changes combined with a new address.
  5. A payment due on a day the buyer is not paid, such as a monthly date that falls between biweekly checks.

Keeping the file usable later

A dealer that sends deals to a loan servicing system, or that later sells part of its portfolio, needs the income evidence and notes stored in a consistent place. The guide to loan origination system integration covers how statement analysis results move into the system that holds the loan, so a collector or a buyer of the paper can see why the deal was approved.

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