Collateral in a lender-borrower loan agreement functions as a security mechanism where the borrower pledges an asset-such as real estate, cash, or equipment-to the lender to guarantee repayment of the loan. For the lender, collateral provides protection by acting as a fallback source of repayment in the event of borrower default, ensuring the lender can recoup some or all of the loaned funds . It also often allows lenders to offer more favorable loan terms, such as lower interest rates, since their risk is mitigated. For the borrower, offering collateral can make it easier to obtain a loan and may result in better terms, such as higher loan amounts or reduced interest rates, compared to unsecured loans . However, the borrower assumes the risk of losing the pledged asset if they default, which creates a strong incentive to fulfill the repayment obligations. This mutual arrangement aligns the interests of both parties and increases the likelihood of successful loan repayment.