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Originally published on January 21, 2022

Square Inventory Management: How to Gain Visibility and Prevent Overselling for Offline and Online Sales

Successful business owners know that inventory is one of the most important aspects of their business. When inventory management is done well, it can make all the difference between a thriving and a failing business. Inventory is important because it is what customers will interact with most. Product listings should reflect when products are in stock and available. As long as you enter the […]
How to gain visibility and prevent overselling for offline and online sales

Successful business owners know that inventory is one of the most important aspects of their business. When inventory management is done well, it can make all the difference between a thriving and a failing business. Inventory is important because it is what customers will interact with most. Product listings should reflect when products are in stock and available. As long as you enter the correct data, customers benefit from a tightly run ship and can get their orders without a headache or problem. This is known as proper inventory management.

When numbers aren’t accurately reflecting your inventory, items and products get misplaced and customers have to wait longer for their orders. Proper inventory management is clearly important, and there’s more to it than just staying on top of your numbers. Inventory visibility and the prevention of overselling are critical for functional inventory management. These two factors can help your business grow in profits, lower costs and customer loyalty.

Many small business owners leverage Square as their Point of Sale (POS) to conduct payment transactions in their brick-and-mortar stores. Experienced sellers know the importance of expanding their business into the online market to gain more sales.

However, selling on multiple channels requires a centralized inventory management solution like Square to seamlessly manage inventory and prevent overselling, especially on online channels like eBay and Amazon. It’s essential to keep a firm grasp on your inventory as you add new selling channels to keep up with increased sales.

Customer using Square Inventory in a coffeeshop

Understanding Inventory Visibility

A lack of inventory visibility results from using disparate systems and technology to manage orders and inventory. In addition, using poor systems can also result in steep costs, decreased profits and damaged customer loyalty. When inventory information is not accurate, timely or complete, it becomes difficult to manage an inventory landscape of your warehouses, online and brick-and-mortar stores.

In fact, the only way to accurately and efficiently achieve “end-to-end” inventory visibility is by syncing your business up with a single, centralized order and inventory management solution. When you implement an inventory management solution, it can make all the difference between success and further inventory-related problems.


How to Gain Visibility

When it comes to the “perfect order,” this simply means that your business delivers the right products and services at the very best price when and where your customers want them. In other words, you can serve your customers better than the competition. When you’re able to achieve the perfect order, you can rest easy knowing that you are operating an efficient and thriving business that delivers what its customers want and expect. They can buy what they want and receive the right product for a great price in a timely manner. A proper inventory management system is the best place to start to provide your customers with the services they want and deserve.

The right inventory management software solution will streamline all operations thanks to integrations and cloud storage technology so that order and inventory information is up to date across all channels and marketplaces. You’ll have access to a single, enterprise-wide view of your collective inventory so that you can optimize business decisions that will please your customers and meet their needs.

A proper software solution will notify you when certain products are low, when specific products are selling well and when they aren’t, when demand trends change, which products need to be reordered straight away and which can wait a bit since they aren’t selling as quickly. All this information gives you an advantage over market demand so that you can cater to your customers and fulfill their needs without missing a beat.

Using this level of inventory visibility gives you real-time order and inventory information so that you always know what your numbers and stock levels are. All this information can help you keep things flowing in every channel you’re using.

Finally, when your business fulfills customer orders accurately, efficiently, and in a timely manner, it improves customer loyalty. Customers are more likely to shop with you again as well as spread the word on your business and products, which can lead to higher sales over time.

Square Inventory Management: What Happens When You Oversell

Another part of inventory management to think about is how much you are selling. Of course, high sale rates are great, but they can be damaging under a certain condition: overselling, or selling more of a product than you have. This happens when your product numbers are inaccurate, which means the amount of a product listed online does not reflect what’s actually in your warehouse inventory.

What Overselling Means

Selling products you don’t actually have is known as overselling. Overselling can be detrimental to your business because it can break customer trust and loyalty, cost you money over time and generate negative reviews on your product listings. Your products might rank lower on search engine results pages (SERPs). Even worse, not addressing habitual overselling will eventually result in being banned from selling on Amazon, eBay, Walmart and other large marketplaces.

The Causes of Overselling

Understanding the root cause of the issue is key to learning how to solve it. Overselling can occur for a number of reasons, including:

  • Discrepancies between stock on hand and recorded numbers
  • Damaged inventory
  • Sudden changes in demand for certain products
  • Lack of synchronization across all sales channels
  • A combination of any of the above

The ultimate reason behind overselling is a lack of communication within your system. When one storefront reflects incorrect stock levels, it can affect your whole system. Fortunately, overselling is a preventable situation. Effective inventory management strategies will help you stay up-to-date on your stock levels so your business can run smoothly.


How to Prevent Overselling for Online Sales


Preventing overselling begins with your inventory. Poor inventory management systems make it difficult to know your accurate stock numbers. This means that product records for both your online and offline stores will be inaccurate, which can lead to issues when customers start placing orders. To prevent overselling for online and offline sales, you first have to get your inventory in order with an excellent inventory management software system. Once you’ve done that, you should follow up with these strategies:

Invest in Inventory Management Software

You’re not just picking an inventory management software system — you’re investing in one. When you invest in an online inventory tracker and management software that works well, comes with integration features and streamlines your inventory operations, you’re really taking care of inventory management and your business for the long haul.

Inventory management is the first step to being able to keep accurate, real-time inventory data, improve sales and customer loyalty and accurately forecast demand. Some inventory systems are better than others, so do your research before you start shopping for what works best for you and your business.

Set Standard Levels

The standard level of a product refers to the minimum quantity of the product that you have on hand at all times. For example, you may make a rule to have 50 coffee makers on hand at all times to take care of orders for this specific product. When your stock falls below the standard level, you know it’s time to reorder more inventory.

In addition, when you place an order for more inventory, you should also order the minimum amount – your standard– so that you put the product above the standard level. To come up with a good standard level, think about how quickly the item sells and how long it takes to receive replacement inventory from your suppliers.

You’ll also want to keep track of your inventory by scheduling regular audits. That’s easy to do when using an inventory management software system that provides accurate reports on inventory levels and other pertinent data. Conduct an audit using the following methods:

  • Conduct yearly physical inventory counts: Counting all your inventory at once, like during a yearly audit, is one way to manage your inventory. However, this method is most effective when combined with others because it’s time-consuming and less accurate when done on its own.
  • Perform regular spot checks: By checking on specific products at certain times throughout the year, you’ll have a better idea of what your counts should be at the end of the year. Plus, regular checks mean you’re more likely to catch irregularities, like damaged or destroyed products, sooner.
  • Implement a cycle counting schedule: Count designated products throughout the year in an order that makes sense for your warehouse. Like with spot-checking, keeping to a logical cycle counting schedule can make your yearly audits much easier.
  • Establish a First-In-First-Out (FIFO) rule: Fulfill orders using your oldest inventory first. The FIFO method is another way to account for any damaged or destroyed inventory so you can get it off your shelves. You’ll also ensure that available inventory is in good condition, which will positively affect customer satisfaction.
  • How to Prevent Overselling for Offline Sales

Out-of-stock management is just as important in brick-and-mortar stores as it is when selling online. An offline POS system is one that does not connect to the cloud and only reflects the inventory level of one location. That’s why an offline POS can be an effective strategy for small, localized businesses. A few reasons sellers may choose an offline POS system include:

  • Easy tracking of stock in real-time
  • Fast transactions
  • The ability to continue business without the internet

Of course, if your business has multiple locations or you plan to juggle online and offline stores, your best strategy would be to use a cloud-based online POS system like Square. When considering an online vs. offline POS, here’s why you should opt for an online system:

  • Synchronization across all sales channels
  • Increased stock visibility
  • Improved customer experience
  • Automatic data entry
  • Maximized sales
  • The ability to launch promotions and discounts across multiple platforms

Overall, an online POS system is more advantageous for both online and offline sales because it can automatically update all of your channels. You’ll need to do some research to figure out which specific system would work best in your business, but in the long run, integrating an online POS system into your inventory management strategy can significantly boost your efficiency and sales.

When you gain visibility for your inventory and prevent overselling both offline and online, you’re reaching an important level of Square inventory management. Remember, proper inventory management is what makes a business work, so be sure to do all you can to manage your inventory accurately and efficiently at all times.

Contact Finale Inventory for More Information

If you’re searching for an excellent inventory management system, Finale Inventory has you covered. Our cost-effective, cloud-based inventory management software has full barcode integration and works well with any record-keeping software, like Excel, QuickBooks or Square. Having an optimized inventory strategy will allow you to focus on growing other aspects of your business.

Interested? Fill out our online contact form today for more information or call us at 888-792-8891.

“The core of maturity, that I see, is starting with a unified view of inventory. I’ve got to be able to accurately represent what do I have, make sure that I know where it’s located so I can get it to my customers quickly.”

— Troy Graham, Descartes

What is the first thing I should fix if I want to scale operations?

Start with a unified view of inventory. The core of maturity starts with being able to accurately represent what you do have and make sure that you know where it’s located to get it to customers quickly. Without a unified view across your warehouses, 3PLs, and vendors, you cannot make the best decisions because you don’t have the best information at hand.

With Inventory Visibility, Businesses Can Make Smarter Allocation Decisions

Once inventory is centralized, businesses can move from reactive updates to intentional allocation. They can decide how much inventory to expose to each channel, when to use buffers, which marketplaces need extra protection, and how seasonality or campaign performance influence availability.

Once I know what inventory I have, how should I decide where to make it available?

Inventory allocation should reflect where orders are coming from, where marketing is working, and which channels carry the most risk. Once you know what you have and where it is located, you can think more strategically using centralized inventory to make prioritization happen automatically. One fertilizer company lost a little over 5,000 orders in one weekend because someone manually uploaded the wrong available inventory to Amazon.

Better Inventory Data Improves Planning, Purchasing, and Growth Bets

Better visibility turns inventory data into a planning tool. With insight into sales velocity, inventory levels, vendors, and channel performance, businesses can make more informed replenishment decisions, avoid overbuying, and test new product lines or vendor-supplied inventory without taking on unnecessary risk.

“You have to have unified inventory to know how to price your products just at that basic level. I can’t price my products if I don’t know the true cost to get it.”

— Mike Bernico, Flxpoint

How does better inventory data help me make smarter buying decisions?

It lets you measure whether your plan is working before you commit more capital. A key question becomes: “Did my plan work? Am I overleveraged in one place or another?” Centralized systems can also help businesses test new product lines or vendor relationships by looking at sales velocity by channel, allowing them to take risks in a calculated and measured way.

Intelligent Order Routing Turns Inventory Complexity Into Automation

Once inventory and supplier data are reliable, businesses can automate fulfillment decisions. Orders can be routed based on cost, speed, margin, location, warehouse priority, vendor fallback, split-shipment rules, or customer expectations. This helps hybrid fulfillment scale because every order does not need a manual review.

How do I decide the best way to fulfill each order?

There is no single answer, which is why order routing needs to account for the context of each order. Intelligent order routing is not just sending an order to someone who has stock; it is taking each and every order and treating it like its own unique use case. Depending on the order, the business may prioritize speed, margin, an internal warehouse, vendor fallback, or preventing split shipments.

Supplier Inventory Sync Extends Inventory Beyond the Four Walls

For hybrid fulfillment to work, supplier inventory needs to become part of the operating model. Supplier sync does not always require advanced technology; it can happen through automated files, FTP, email, APIs, EDI, or ecommerce storefront integrations. The key is replacing manual updates with automated, reliable supplier data.

Can supplier inventory really be treated like part of my own inventory?

Yes, but the goal is not necessarily to force every supplier into a complex integration. Real-time supplier sync can be defined as any way to get an automated update from a supplier, such as Google Sheets, email, FTP, API, EDI, or ecommerce storefront connections. The key is that accurate supplier stock is foundational. If you don’t have an accurate view of what is in stock with your suppliers, you cannot tell your sales channel accurately what’s available.

Exception-Based Workflows Keep Humans Focused Where They Matter

Automation does not remove people from the process. Mature operations let technology handle the routine majority while humans focus on exceptions, such as high-value orders, fraud risk, compliance requirements, restricted products, export rules, or unusual fulfillment scenarios.

If my business has special cases, can automation still work?

Yes. The point is not to automate every possible decision; it is to automate the routine work and surface the exceptions. Businesses should not have to look at every single order. Instead, technology can highlight high-value orders, risky locations, or compliance requirements. The goal is to take care of the 80% of workflows that are obvious while still allowing human review when specific exceptions arise.

The Right Inventory Technology Should Fit the Business, Not Overwhelm It

Software decisions should be based on business fit, not popularity, feature volume, or broad “all-in-one” promises. Growing ecommerce businesses should identify their highest-impact bottleneck, prioritize what matters now, and choose technology that is right-sized but flexible enough to support future phases of growth.

How should I choose software without overbuying or picking the wrong system?

Start with your priorities, not the biggest feature list. Avoid an all-in-one system that claims to “do everything under the sun” and look for a “best of breed approach” with systems that can scale as you add channels or vendors. The practical advice is to stack rank what matters now, make sure the system can support future phases, and choose technology that fits your business rather than overwhelming it.

How to Scale Ecommerce Operations Beyond Spreadsheets

For many growing ecommerce businesses, Finale and Flxpoint work together as a practical answer to these challenges. Finale helps centralize and manage internal inventory, purchasing, warehouse operations, and stock visibility, while Flxpoint helps connect vendor inventory, automate supplier sync, and route orders across hybrid fulfillment networks. Together, they give businesses a best-of-breed way to improve inventory accuracy, reduce spreadsheet work, and scale fulfillment without forcing every process into a one-size-fits-all system.

Ecommerce Fulfillment Operations FAQ

What Is Ecommerce Fulfillment Operations?

Ecommerce fulfillment operations are the processes that move an online order from purchase to delivery. This includes managing inventory, syncing product availability across channels, routing orders to the right warehouse, 3PL, supplier, or vendor, and making sure the customer receives the right product on time. As discussed in the webinar, fulfillment is no longer limited to “what’s in my warehouse these days”; growing businesses may rely on internal warehouses, 3PLs, marketplace fulfillment services, and supplier inventory at the same time.

What Are Ecommerce Fulfillment Operation Examples?

Examples of ecommerce fulfillment operations include updating inventory across Shopify, Amazon, Walmart, and other sales channels; allocating inventory to specific marketplaces; sending orders to an internal warehouse, 3PL, or vendor; syncing supplier inventory through files, APIs, EDI, email, or FTP; replenishing warehouse stock based on sales velocity; and flagging exceptions such as high-value orders, compliance requirements, or restricted products. In the webinar, the speakers also discussed hybrid fulfillment examples where a business may fulfill some products from its own warehouse and use vendors as a fallback or extension of available inventory.

How Can I Track My Inventory at an Ecommerce Fulfillment Center?

The best way to track inventory at an ecommerce fulfillment center is to create a unified inventory view that shows what is available, where it is located, and how that inventory connects to each sales channel. That means tracking inventory across internal warehouses, fulfillment centers, 3PLs, marketplace fulfillment programs, and supplier locations instead of relying on disconnected spreadsheets. The webinar emphasized that businesses need to “accurately represent” what they have and know where it is located so they can get products to customers quickly.

How Can I Connect My Inventory to My Supplier?

You can connect supplier inventory through several methods, depending on what the supplier supports. The webinar discussed low-tech and advanced options, including automated Excel or CSV files, Google Sheets, email updates, FTP servers, APIs, EDI, and direct connections to ecommerce storefronts such as Shopify, BigCommerce, or Magento. The key is to ask suppliers how they share inventory today, then use a system that can automate that data flow instead of manually copying supplier inventory into spreadsheets.

What Is Ecommerce Order Routing?

Ecommerce order routing is the process of deciding where an order is fulfilled from after a customer buys. In a simple operation, every order may go to one warehouse. In a more complex or hybrid fulfillment model, the best fulfillment source may depend on inventory availability, shipping speed, cost, margin, customer location, warehouse priority, vendor fallback rules, or whether the order should be split. The webinar described intelligent order routing as treating each order like its own use case, so businesses can automate the best fulfillment decision without manually reviewing every order.

Ready to Take Control of Your Inventory?

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