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Q&A with Head of PMO at Blue Sage Solutions for Successful Loan Origination System (LOS) Implementatio

Beyond Go-Live: Post-Implementation Best Practices for LOS Success

Going live with a new loan origination system is a major milestone, but it’s not the finish line. For many lenders, the real work begins the moment the system goes live. From managing user adoption to integrating with existing technology, the post-implementation phase is where implementations either take hold or start to unravel.

Few people understand that reality better than Tina Kosur. As Head of the Project Management Office at Blue Sage Solutions, Tina oversees the delivery of complex LOS and servicing implementations and has spent more than 25 years working at the intersection of mortgage technology and financial services. Since joining Blue Sage Solutions in 2020, Tina has helped reduce implementation timelines over 50% through scalable delivery methodologies.

We sat down with Tina to address some common myths and share the best practices that separate a successful LOS rollout from a costly one.

Q: What are the biggest misconceptions lenders have going into a new LOS implementation?

The ones that cause the most damage come down to underestimating the human side of the process. Lenders often assume that business engagement isn’t critical and that people can fit the implementation into their day jobs. They can’t. Implementation requires dedicated focus and real leadership involvement.

There’s also a tendency to assume that thinking outside the current workflow will come naturally. It rarely does. True adoption requires a willingness to challenge the “why” behind current processes, not just map them into a new interface. That’s harder than it sounds, and it requires leaders who are empowered to make those calls.

Finally, don’t assume the vendor timeline is a guarantee. Vendor timelines are baselines built on assumptions—that your team is properly staffed, that third parties will cooperate, that decisions will be made on time. Over the course of the project, those assumptions get tested. The timeline reflects how that plays out.

Q: What should lenders prioritize in the first 30–90 days after go-live?

One word: stabilization. Resist the urge to optimize.

Pre-go-live training gives users a foundation, but real learning happens on live loans. Monitor adoption closely—not just activity, but whether loans are actually moving through the pipeline as expected. And establish a structured feedback loop early so users have a clear, low-friction place to ask questions and surface issues.

The first 90 days will reveal configuration gaps and process misalignments you didn’t anticipate. Resist layering on new features or enhancements until the system is stable and users are confident. Get stable first, achieve full adoption, then grow from there.

Q: Change can feel overwhelming. What strategies help teams transition successfully after go-live?

Culture is the foundation. Leadership has to normalize the learning curve openly and honestly. Tell your users that change is hard, that there will be a difficult stretch, but here is the plan to support them through it. Focusing on the long-standing pain points of the old system helps make that message land.

Practically, a few things make a significant difference. Maintain a living FAQ that users can self-serve. Designate a large number of highly trained champions and think of them as adoption therapists, not just power users. They provide the human support that keeps people from giving up, and they must speak positively about the new system. Negative talk spreads fast and is one of the biggest adoption killers I’ve seen. A monitored community chat board and a post-go-live war room for urgent loan issues round out the support structure.

Q: What are the signs that adoption is on track—and what threatens it most?

The clearest sign of healthy adoption is when complaints shift in character. When users go from “this system doesn’t work for our workflow” to “I’m not sure how to do this,” that’s actually progress. It means they’re engaged and trying. You’ll also start to see efficiency gains reported, support channel activity normalize, and conversations shift from survival to optimization.

The biggest threat to adoption, and the most underestimated post-implementation risk, is staff turnover. Lenders who don’t invest in business engagement during implementation or enter go-live without a credible change management plan tend to struggle with adoption and lose staff, particularly on the sales side. Be transparent with your users from the start. Show them the plan. That honesty goes a long way toward keeping people from walking out the door.

Q: What advice would you give lenders considering a move to a modern LOS platform?

Go in with the mindset of striving for production, not perfection. Once you’ve received your build and put loans through the test environment, every conversation and decision from that point forward should be filtered through two questions: Is this preventing loans from moving through the system end-to-end? Is this a must-have to go live?

If the answer to both is no, defer it. Every scope request added during implementation costs resources, money, and time. The more that accumulate, the more likely the project is to miss its objectives, budget, and timeline.

Go live. Stabilize. Then build. That’s the path to long-term success on any modern LOS platform—and it’s the advice I’d give every lender sitting across the table from me today.

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Tina Kosur Head of PMO
Tina Kosur is a goal-driven and accomplished Project Manager and PMO Manager with extensive experience in information technology and the consumer financial services industry, specializing in mortgage lending. With over 20 years in IT project management and business client relations—alongside 25+ years in the mortgage industry. Tina excels at managing multiple concurrent projects, coordinating cross-functional teams, and ensuring alignment with milestones, deliverables, and budgets.

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