What to integrate?
What to integrate depends on how important what you want to integrate is to the e-commerce business. Some factors your e-commerce business could take into account could be where it stands in the industry, for how long it plans to be in the business and so on.
When to integrate?
Some functions may have to be integrated at the start, while some need to be integrated at a later time, which could be either midway through the business or at a later stage.
How much to integrate?
The website e-commerce could think of integrating those functions, whose lack of integration will hinder the smooth running of business. Systems that have lesser importance can also be integrated, in the possibility of their importance increasing over time.
With what to integrate?
Whether it needs to weigh the option of whether to integrate systems with one another or with the back-end is another important consideration for the e-commerce company. A typical instance of some functions needing to be integrated with one another is a standalone retail store. On the other hand, chain stores or those that offer multichannel integration like eBay integration, eBay store, Amazon integration and Amazon web services may need integration with the back-end.