Learning Hub.
The Kwalifai dictionary of essential finance. Master the mechanics of your mortgage with our plain-English guide to complex terminology.
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First-Time Home Buyer
Master the basics and secure your first home with confidence.
Learn the terminology
Browse 'Qualification' and 'Process' tags in our dictionary.
Run scenarios
Use our Buy Down and Purchase Power tools to model your deal.
Set Rate Alerts
Let Lowi AI monitor the market and notify you when your target rate hits.
Existing Homeowner
Optimizing your current mortgage for maximum equity and cash flow.
Monitor the spread
Watch the 10Y Treasury yield on our Market Rates page.
Set Rate Alerts
Let Lowi AI notify you when your target ROI is hit.
Calculate ROI
Determine if closing costs outweigh the interest savings.
Rate Strategy
Tactical financing maneuvers to lower your long-term interest cost.
Learn Buydown Types
Understand the difference between 2-1 temporary and permanent points.
Seller Credit Logic
Negotiate for credits that fund your rate reduction.
Break-even Analysis
Identify the exact month your upfront investment pays for itself.
Closing Disclosure
Deconstruct your final settlement costs and defend against junk fees.
Review the 3-day rule
Learn your legal right to review all costs before signing.
Audit Section C
Shop title and settlement fees against your Loan Estimate to find savings.
Verify tolerances
Confirm which lender charges cannot rise versus your original Loan Estimate.
Loan Estimate
Deconstruct your initial mortgage offer and shop with maximum buyer leverage.
Trigger the 3-day window
Understand your legal right to receive your LE within three business days of applying.
Audit Section A fees
Compare lender overhead and origination costs side-by-side to find discrepancies.
Lock in your Rate Alert
Monitor treasury yields with Lowi AI to capture rate drops while you shop.
Browse the dictionary
Rate Buydown
A financing technique where the buyer, seller, or builder pays an upfront fee (often called points) to lower the mortgage interest rate for a specific period or the life of the loan.
DTI (Debt-to-Income)
A personal finance measure that compares an individual's monthly debt payment to their monthly gross income.
PITI
Stands for Principal, Interest, Taxes, and Insurance: the four components of a monthly mortgage payment.
APR (Annual Percentage Rate)
The annual cost of a loan to a borrower, including interest and fees, expressed as a percentage.
Private Mortgage Insurance (PMI)
Insurance required by lenders for conventional loans when the down payment is less than 20% of the home's value.
Escrow Account
An account where money is held by a third party to be paid to others, typically for property taxes and homeowners insurance.
Closing Costs
Fees paid at the end of a real estate transaction, including appraisal fees, title insurance, and loan origination fees.
Loan-to-Value (LTV)
A ratio used by lenders to express the amount of a first mortgage lien as a percentage of the total appraised value of real property.
Discount Points
Fees paid directly to the lender at closing in exchange for a reduced interest rate (also known as "buying down the rate").
Amortization
The process of paying off a debt over time through regular payments of principal and interest.
ARM (Adjustable Rate Mortgage)
A mortgage with an interest rate that is linked to an economic index and adjusts periodically.
Underwriting
The process a lender uses to determine the creditworthiness of a potential borrower.
Pre-Qual vs Pre-Approval
Pre-qualification is an estimate based on your self-reported data; pre-approval is a conditional commitment based on verified documentation.
Fixed vs Adjustable Rate
Fixed rates stay the same for the life of the loan; adjustable rates change based on market conditions after an initial period.
Conforming vs Jumbo Loans
Conforming loans follow limits set by Fannie Mae and Freddie Mac; jumbo loans exceed these limits for luxury or high-priced properties.
Rate Lock
A guarantee from a lender that the interest rate will not change for a set period while the loan is being processed.
Closing Disclosure (CD)
A 5-page TRID form providing final loan terms, projected monthly payments, and a precise itemization of closing fees, delivered 3 days before signature.
Loan Estimate (LE)
A 3-page TRID form delivered by lenders within 3 business days of application, itemizing interest rate, projections, and estimated closing costs.
TRID 3-Day Rule
The TILA-RESPA Integrated Disclosure rule stating lenders must give you the Closing Disclosure at least three business days before you sign your mortgage.
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