In most situations, it is not possible to connect multiple sources or webshops to EffectConnect. When you're using a plug-and-play plugin or standard connection of EffectConnect, this is not possible. You can only connect one webshop system to your EffectConnect account.
If you would like to influence your data anyway, you can do this by using our custom API connection. To read more about the custom API, read this article.
Good to know: you need certain knowledge about web development to use the custom API connection.