Creslane Flex Retail

Technology

The core of SMS is built upon basic retail fundamentals: buy effectively, sell profitably, manage efficiently. That foundation is rooted in solid, proven industry standards designed to offer the protection you require and the flexibility you demand. Our architecture ensures undeniable reliability, a robust feature set, and speed. The system can also be personalized without changing source code, so customization has never been easier, nor more stable. Now you too can have a solid enterprise wide retail management system designed around your unique needs.

As retailing evolves, managing the merger of the brick-and-mortar and virtual outlets will become essential. Retailing is now about interconnecting all points, connecting the enterprise to the processes to the consumers.

How GLDS Can Help You

Great Lakes Data System (GLDS) strives to be your partner, not just your provider. As well as receiving 24/7 service and support our clients have exclusive access to our revolutionary Learning Center on our website (see link at the top of the screen) to ensure you are getting maximum usuage out of your POS system.  With over 60 years experience, we have a proven track record of helping businesses implement and maintain a point of sale system that are both efficient, profitable and cater to your specific needs. Harrnessing the power of our technology partners GLDS has the retail POS hardware and software you need to operate at peak efficiency.

Think Beyond the Traditional 'Store'!

No matter what your business looks like, if your business accepts payments from your customers Great Lakes Data Systems can help you - we've worked with Cider Mills, Bakeries, Landscape Companies, Grab N' Go Kiosks and even the Grosee Pointe Bridge! Contact us today to see how we can make payments easier for your customers.

Everything is Included

Whether you are looking for advanced promotional capabilities, better reporting tools, or more complete inventory control, SMS is the system for you. Our suite provides a cost effective, upgradeable solution capable of growing as your needs change. Hard goods retailers no longer need multiple systems to meet their many business needs. SMS is tailored to you, in one seamless interface that is fast and flexible, safe and easy to use. From powerful merchandising & inventory control, fully integrated loyalty, multi-store management, and much more, SMS provides the tools. It’s time you put technology to work for you. Buy, manage, and sell better. Save time. Save money. Grow your business.

Understand. Deliver. Thrive. That's modern retailing. That's SMS.

Schedule a Consultation

Tell us about your store and your unique needs. We’ll discuss your goals, assess your current setup, and recommend the best POS solution for your business.

Get a Quote

Based on your requirements, we’ll provide a detailed quote outlining system options, hardware, software, and any add-ons. No surprises - just a clear path forward.

Professional Installation

Our certified technicians handle everything from hardware setup to software configuration, ensuring a smooth transition with minimal downtime for your store.

Post-Installation Support

We don’t just install your POS and walk away. Our team provides ongoing support, updates, and training to keep your system running efficiently and your staff confident.

“Quick, clean, and professional.”

Airthorne replaced our old AC system in just one day. The crew arrived on time, explained everything clearly, and left no mess behind. We noticed the difference immediately — the house has never felt this comfortable!

“Honest service you can trust.”

We had no heat during a cold snap, and Airthorne came through fast. They didn’t upsell or overcharge — just fixed the issue and made sure everything was working perfectly. Can’t recommend them enough.