Optimizing Costs in Fulfillment by Merchant (FBM): A Full Guide


Did you know that 33% of FBM sellers earn more than $25,000 per month in revenue, compared to 26% of FBA sellers?


In e-commerce, choosing the right fulfillment method is key to staying competitive. Among the various options, Fulfillment by Merchant (FBM) stands out as a smart choice for Amazon sellers who want to control and optimize their costs.


Optimizing costs in FBM involves smart management and making informed decisions. Whether you're new to selling on Amazon or an experienced merchant, understanding the details of FBM can greatly impact your bottom line.


Let’s explore FBM and how sellers can efficiently manage their fulfillment process, reduce shipping costs, and maximize profits. By focusing on these areas, you can improve your business operations and see better financial results. This guide will provide you with practical tips and strategies to help you succeed with FBM.


Benefits of Optimizing Cost in Fulfillment by Merchant (FBM)

1. Efficient Inventory Management

For an FBM seller, your inventory determines how swiftly you can fulfill orders and directly impacts your storage costs. It also affects customer satisfaction—it is key to have the right product on Amazon when your customer needs it.

Just-in-Time (JIT) Inventory System

Just-in-Time (JIT) inventory system approach minimizes storage fees by aligning order placements with demand, ensuring you only store what you're about to sell. It's a balancing act that requires careful planning but, when done right, can significantly reduce costs and enhance your efficiency as an Amazon FBM seller.

Demand Forecasting

Demand forecasting involves analyzing market trends and past sales data to predict future demand. By mastering this, you can avoid both overstocking and stockouts. This foresight is vital for maintaining a steady flow of products to sell on Amazon, ensuring you're always ready to meet customer demands.

Maintaining a Safety Stock

Maintaining a safety stock is a prudent strategy, especially for high-demand items. It acts as a buffer against unforeseen demand spikes or supply chain disruptions, safeguarding your Amazon business from the pitfalls of being understocked.

2. Smart FBM Shipping Strategies

When you choose FBM as an Amazon seller, picking the right shipping carriers is very important. This choice can greatly affect your overall costs. Different carriers offer different services, and their prices can vary a lot. Some may have lower rates for large shipments, while others might be cheaper for smaller, frequent shipments.

Open to Rates Negotiation

Feel free to discuss rates with your carriers. Often, they are open to negotiation, especially if you are shipping in high volumes. You can lower your shipping costs by securing better rates, directly saving your bottom line. 


This approach is particularly beneficial if you use both FBA and FBM methods, as it allows you to optimize your shipping strategies based on what's most economical for each product.

Smart Shipping

Smart shipping is about understanding the balance between cost, speed, and reliability. The Amazon marketplace thrives on customer satisfaction, and timely delivery is key. Utilize tools like the Amazon FBA calculator or compare with Amazon FBM fees to gauge which fulfillment option—FBA or FBM—suits each product best.

3. Packaging for Cost Savings

Optimizing packaging dimensions reduces the shipping fee and aligns with Amazon's packaging guidelines. Merchants can ensure product safety by choosing lightweight yet durable materials without hefty shipping charges.

Minimalistic Packaging

A minimalistic packaging approach can lead to significant cost savings. It's about finding that sweet spot where the packaging is just enough to protect the product but doesn't add unnecessary weight or bulk. 


This approach is particularly beneficial for individual sellers or those using Amazon FBM, as it directly impacts the shipping and handling fees.

Custom Packaging and Material Handling Solutions

Consider investing in custom packaging and material handling solutions. While there's an upfront cost, custom-sized boxes mean you're not wasting space or filling material, reducing your package's overall weight and size. 


This strategy is smart for those keen on using FBM effectively, balancing protecting their products and keeping fulfillment costs low. 

4. Returns Management in Amazon FBM

Returns involve refunding the purchase price and entail additional expenses such as return shipping costs and restocking fees. These expenses can quickly accumulate, impacting overall profitability.


To optimize returns management, one practical approach is to negotiate better shipping rates with carriers. This can be achieved by leveraging volume discounts or exploring alternative shipping options. 


Merchants should also consider using the Amazon FBM platform to streamline their returns process, offering more control over shipping and handling expenses.


Minimizing restocking expenses involves efficiently handling returned items to ensure they can be resold. A thorough inspection helps determine whether a product can be listed again as new or discounted if slightly used. 


Clear communication with customers about return policies and product expectations can significantly reduce the number of returns, thus lowering the associated costs.

Fulfillment by Merchant: Technology and Automation

By integrating e-commerce software and automation tools into their operations, Amazon sellers can experience a significant transformation in how they manage and execute their business processes.

Managing Inventory Using Automation Tools

One prime example of this transformation is the efficiency gained in managing inventory. Automation tools can track stock levels in real-time, alerting sellers when it's time to replenish. This proactive approach prevents stockouts, ensuring products are always available for customer orders. 


Automated systems can swiftly handle incoming orders, from sorting and prioritizing to generating shipping labels. This speed and accuracy save considerable time and reduce the risk of errors that can occur with manual processing. For Amazon merchants, this means they can confidently manage larger volumes of orders, enhancing their capacity to use FBM effectively.


Read more about How to Sell on Amazon Without Inventory: 4 Best Methods for Sellers

E-commerce Software to Calculate

Using e-commerce software to calculate shipping and handling fees optimizes Amazon FBM fees. The software can compare various shipping options, helping sellers select the most cost-effective method to pack and ship their products.

In-House vs. Outsourced Fulfillment

Managing fulfillment in-house gives you direct control over your inventory and shipping processes. You can tailor the packing, ship products per schedule, and maintain hands-on quality control. 


Considering the associated costs, such as storage space, packing materials, and shipping fees, is crucial. Running an efficient in-house operation demands significant time and energy; this could divert focus from core business activities for some.

Outsourced Fulfillment

Outsourced fulfillment offers ease and efficiency, especially services like Fulfillment by Amazon (FBA). By leveraging Amazon's vast network of fulfillment centers, you can use FBA to store and ship products, enjoying benefits like the Amazon Prime badge and potentially higher visibility. 


FBA comes with its own set of fees—from FBA fees to referral fees—and Amazon has strict guidelines that must be followed.

In-house Fulfillment 

The choice between in-house fulfillment and using a service like FBA depends largely on your business size, product type, and financial bandwidth. If the costs and logistics of in-house fulfillment seem daunting, considering outsourced fulfillment services in Florida could be a strategic move. 


It's about balancing the costs—both monetary and time and effort —with the potential benefits of finding the sweet spot for your business's unique needs.

Harnessing Data Analysis

Understanding and analyzing relevant data can significantly enhance cost-effectiveness. Key Performance Indicators (KPIs) and metrics are indispensable tools in this process. 


For instance, tracking the shipping and handling expenses can reveal insights into areas where costs can be trimmed. 


Monitoring metrics such as the average time to pack and ship orders or the shipping fee per item can help negotiate better rates with shipping partners or streamline the packing process.


Analyzing data around FBM orders enables more accurate inventory management, reducing the costs associated with overstocking or understocking. 


Amazon merchants can optimize their operations through such data-driven strategies, ensuring that their use of FBM is as cost-effective as possible while maintaining the high standards that Amazon customers expect.

Effective Customer Communication

Effective customer communication is a strategic tool for cost optimization. When you, as a seller, keep your buyers informed, it significantly reduces misunderstandings and the likelihood of returns. Here are a few tips to manage customer inquiries effectively:


1. Proactive Updates

Keep your customers updated about their orders. This transparency builds trust and reduces anxious inquiries, saving time for both parties.

2. Clear Product Descriptions: 

Ensure your Amazon product listings are accurate and detailed. This clarity prevents mismatches between customer expectations and the product, consequently minimizing returns.

3. Prompt Responses: 

When using Amazon Seller Central, respond promptly to queries. Timely and helpful responses can prevent escalations and potentially negative feedback, which can be costly in the long run.

4. Feedback Incorporation: 

Regularly review customer feedback. This practice helps refine product descriptions and can lead to fewer inquiries and returns over time.

Supply Chain Optimization

When sellers choose FBM instead of Fulfilled by Amazon (FBA), they manage their supply chain, from sourcing to shipping orders to customers. Efficient supply chain management can significantly cut down costs and improve profitability.


A key strategy for reducing product costs is effective sourcing. Businesses can secure better product pricing and quality by identifying and collaborating with the right suppliers. This approach helps maintain a competitive edge on platforms like Amazon and meets customer expectations regarding product quality and price.


Streamlined procurement and vendor management play a crucial role. By negotiating better terms and establishing strong relationships with vendors, businesses using the FBM method can ensure a steady supply of goods at optimized costs. 


Keeping a close eye on these aspects ensures that the seller fulfills prime criteria, maintaining customer satisfaction and loyalty.

Navigating Marketplace Fees


Navigating marketplace fees can be crucial for businesses using the Fulfilled by Merchant(FBM) method on platforms like Amazon. FBM involves the seller directly managing the packaging and shipping of products to customers. 


While you might bypass some costs associated with using an Amazon fulfillment center, you're still subject to various marketplace fees. These fees can include listing fees, referral fees, and potential subscription costs associated with maintaining an account on Amazon's Seller Central. 


To effectively manage these costs, it's essential to understand the specific fee structure of the marketplace you're using. Amazon, for instance, provides a detailed breakdown of fees for different product categories.


Minimizing these fees involves strategic planning. For instance, selecting the right category for your Amazon product can significantly reduce referral fees. Optimizing your shipping process and choosing economical packaging solutions can reduce overhead costs. 

Proven Cost Reduction Strategies

Savvy sellers continuously seek ways to optimize costs. One effective strategy is engaging in supplier negotiations. This involves discussing terms to secure better pricing or payment conditions, directly impacting your bottom line. For instance, you can significantly reduce overall costs by negotiating bulk purchase discounts or extended payment terms.

SKU Optimization

The SKU optimization process entails analyzing which products (SKUs) are performing well and which aren't. Sellers can minimize holding costs and boost profitability by focusing on high-performing SKUs and reducing or eliminating low-performing ones. 


Amazon provides tools within the Amazon Seller Central platform to aid in this analysis, helping sellers make informed decisions.

Inventory Reduction 

Inventory reduction is also a key strategy. By carefully managing stock levels and avoiding overstocking, sellers can reduce storage costs, especially when dealing with Amazon warehouse or fulfillment center expenses. Amazon charges for your products' space, so efficient inventory management is vital.


Real-world examples abound where these strategies have paid off. Numerous Amazon FBA sellers have transitioned to using FBM instead, finding that managing their packaging and shipping, often with a leaner inventory, has led to substantial cost savings.

Cash Flow Management

Managing cash flow is paramount, especially when using Fulfillment by Merchant (FBM) on platforms like Amazon. Effective cash flow management ensures that your business has the necessary funds for essential operations, such as packaging and shipping, and maintaining a steady supply of products. 


Using Amazon FBM, sellers have more control over their finances, but this also brings the responsibility of meticulous financial oversight. To prevent liquidity issues, it's crucial to monitor your expenses closely. This includes tracking how much you pay Amazon for their services and understanding the costs of sending items to an Amazon warehouse or directly to customers.


Adopting tools available through Amazon Seller Central can aid in tracking these expenses. Regular analysis of your sales and expenditures helps forecast future financial needs, ensuring that your business remains agile and responsive to market demands.

Legal and Compliance Considerations


Each state has its laws and regulations, and Amazon provides tools within the Amazon Seller Central to assist with this, but the ultimate responsibility lies with you, the seller.


Staying updated with regulatory requirements is key. For products sold on Amazon, certain industry-specific regulations might apply. This could include safety standards, labeling requirements, or environmental regulations. These aspects must be revised to avoid costly penalties or even removing your products from Amazon.


Regular consultation with a legal expert is advisable to manage costs effectively while ensuring compliance. They can help you understand the nuances of selling products with Amazon, especially when using the FBM method. Staying compliant avoids penalties and builds trust with your customers, enhancing your reputation on Amazon.

Practicing Continuous Improvement

Continuous improvement in the fulfillment process is the key to thriving, especially when you opt for FBM instead of using Fulfillment by Amazon (FBA), which lies in constantly evolving market trends. 


Businesses need to be agile, adapting swiftly to changes, whether it's in consumer preferences or Amazon's policies. This approach helps fine-tune the packaging and shipping process and identify cost-saving measures that can significantly impact your bottom line. 


By embracing a culture of continuous improvement, businesses can proactively seek innovative solutions, ensuring that their use of Amazon FBM remains efficient and profitable. It's about adapting to the present, preparing for the future, and maximizing Amazon's opportunities.


Businesses need a multifaceted approach to optimize costs in Fulfillment by Merchant (FBM). Effective inventory management ensures stock levels meet demand without excess. Smart shipping strategies, like choosing cost-effective carriers and consolidating shipments, can reduce expenses.


Packaging should balance protection with minimal waste. Managing returns well minimizes losses and keeps customers happy. Using technology and automation streamlines processes, cutting down on errors and labor costs.


Businesses must decide between in-house and outsourced fulfillment, weighing control, scalability, and expertise. Data analysis helps identify cost-saving opportunities and improve efficiency.


Good customer communication builds loyalty and reduces misunderstandings. Optimizing the supply chain, including vendor negotiations and route planning, cuts costs. Managing marketplace fees wisely can also protect margins.


Proven cost reduction strategies like bulk purchasing and energy efficiency are important. Managing cash flow ensures there is enough liquidity for operations. Legal and compliance considerations must not be overlooked, as penalties can be costly.


Regularly reviewing and adapting strategies ensures long-term success in cost optimization in FBM. This comprehensive approach is vital for thriving in a competitive market.


For more tips on Amazon selling, visit SellerSprite. Use SellerSprite tools like the keyword research toolproduct research tool, and market research tool to enhance your business.

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Frequently Asked Questions

What is fulfillment by merchant?

Fulfillment by Merchant (FBM) is a method where Amazon sellers handle the storage, packing, and shipping of their products themselves. Instead of using Amazon's warehouses, sellers use their own facilities or third-party services. This allows sellers to have more control over their inventory and shipping processes.

What is the FBM method?

The FBM method involves sellers managing all aspects of order fulfillment, including storage, packing, and shipping. Sellers list their products on Amazon but use their own resources to handle the logistics. This method can be more cost-effective for sellers who want to control their shipping processes and costs.

Who pays for shipping with FBM?

With FBM, the seller is responsible for paying shipping costs. Sellers can choose to include shipping fees in the product price or charge them separately to the customer. Managing shipping costs effectively is crucial for maintaining profitability.

What is Fulfilment by Seller?

Fulfillment by Seller is another term for Fulfillment by Merchant (FBM). It means that the seller takes care of storing, packing, and shipping their products. This approach gives sellers more control over their inventory and fulfillment processes.

Is FBM a dropshipping?

No, FBM is not the same as dropshipping. In FBM, sellers handle the storage, packing, and shipping of their products. In dropshipping, sellers don't keep products in stock; instead, they transfer customer orders to a third party, who then ships the products directly to the customer.








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