Shipping is one of the most challenging components of eCommerce business operations. You could be running highly profitable promotions on your site with everything under control and yet shipping would be one area that would remain largely out of your control.
Quite simply put, inventory management is both the art & science of optimizing or rightsizing your stock of goods for sale to match the expected sales. This way you neither pay for extra goods and storage nor lose sales when there is insufficient stock.
An eCommerce platform is simply a software solution that enables you to run your online store complete with products, inventory, marketing, payment gateway and so on. When evaluating an eCommerce platform your primary concern should be whether it is suitable for your business size and the industry you are in.