After some negative feedback from cusomers concerning the e-commerce endpoint documentation, I have divided the V2 pages into tabs specific to each connector and realized that the approach is very different from one connector to another. I would appreciate the support of the devs to validate the content from scratch. 

https://docs.magnolia-cms.com/product-docs/6.2/Connector-Packs/Commerce-Connector-Pack/E-commerce-REST-endpoints/Cart-endpoint-API-v2.html