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BuyingExpert answer · 1 min read

What should I check before buying an e-commerce fulfilment business?

Before buying an e-commerce fulfilment business, check how long online merchants stay and how much rests on a few of them, how the systems connect to their stores and shipping software, how the site handles peak season and returns, its accuracy and ship-time records, and whose name the carrier arrangements are in.

A fulfilment business stores goods for online sellers, packs their orders and ships them to shoppers. Its clients may be small merchants who can change providers with little notice, so ask how steady the revenue is. The checks below are about the things that keep clients and the things that could break after you take over. For the wider logistics picture, see the 3PL due diligence guide.

Who the clients are and how long they stay

Ask for a client list with start dates, and for those who left, with the reasons. Online merchants come and go, so a steady core matters more than a long list. Find out whether a few brands make up most of the work, and whether any have their own contract with a notice period. A high rate of leaving among new clients is a warning sign worth asking about.

Systems and integrations

Orders usually arrive through links between the merchant’s online store and the warehouse software, and labels come from shipping software. Ask who built and maintains those links, whose licence they run under and what happens if the seller leaves. A system that only one person understands is a risk. Ask to see an order go through, from the store to the doorstep.

Peak season, returns and carriers

Ask how the site coped with its last busy season, how it hired temporary workers and whether it can do so again. Look at how it handles returns, which take time and space. Ask for its order-accuracy and same-day ship records. Finally, find out whose name the carrier rate arrangements are in, because rates tied to the seller may not follow the business to you.

Sources

This answer is checked against primary sources. Links were last confirmed on the dates shown.

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    Business Development Bank of CanadaGovernment
    How to conduct due diligence when buying a business
    bdc.ca·Checked Oct 21, 2026
  2. 02
    Business Development Bank of CanadaGovernment
    How to diversify your supply chain
    bdc.ca·Checked Oct 30, 2026
  3. 03
    Business Development Bank of CanadaGovernment
    What is inventory
    bdc.ca·Checked Oct 24, 2026
  4. 04
    Business Development Bank of CanadaGovernment
    What are financial statements?
    bdc.ca·Checked Oct 24, 2026

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