Loan Origination System (LOS)

Everything you need to originate, qualify, and manage loans — all in one powerful system.

1 Solution's Loan Origination System (LOS) streamlines the entire mortgage process from borrower intake to documentation with intuitive workflows, integrated tools, and compliance-ready design.

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Applicant Management

Collect and verify borrower details quickly and securely.

Complete and print the 1003 Uniform Residential Loan Application (Up to 8 applicants in a single application)

Pull credit reports via integrated providers

Use automated income calculators

Match liabilities to REO to smoothly export 3.4 files.

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Qualification & Loan Setup

Move from lead to preapproval with speed and accuracy.

Qualify borrowers with with data from the file

Instantly generate Pre-Approval certificates

Auto-calculate DTI and payments

Easily add or adjust fees in real time without breaking your flow.

Set file status for every stage of the loan

Document Management

Keep all your files organized and accessible.

Upload and store documents within the loan file

Categorize and tag documents for easy access

Mark active documents used in loan processing

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Agents & Parties

Maintain contact visibility across all parties involved

Store and manage info for agents, title companies, attorneys, and more

Ensure flawless quarterly report filings

History & Tasks

Ensure accountability and keep track of every move.

Add comments and notes directly in the file

View complete file history for compliance

Assign and track tasks across your team

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Frequently Asked Questions



Got Questions? We're Here to Help

Below you’ll find answers to some of the most common questions about the 1 Solution platform—covering features, setup, and how it all works. If you still need help or have specific questions, don’t hesitate to contact us. Our team is happy to guide you Contact us

Our LOS allows you to manage the entire mortgage process — from applicant intake to qualification, document handling, and compliance — all in one centralized platform. It includes tools for generating 1003 forms, pulling credit, calculating DTI, managing documents, and more.

Yes. Once borrower data is entered and verified, you can instantly generate a Pre-Approval certificate based on real-time financial inputs.

The system tracks complete file history, allows internal commenting, and assigns tasks for team accountability. It also maintains clean agent records and ensures your quarterly reporting is accurate and seamless.

You can upload, categorize, tag, and manage all loan-related documents within each loan file. The system also highlights which documents are actively used in processing, keeping everything organized and audit-ready.

Absolutely. The LOS enables you to store and manage contact info for agents, attorneys, and title companies — ensuring transparency and collaboration across all parties involved in the loan process.