Microsoft Teams is the centerpiece for collaboration in Office 365. It offers services for chat, audio and video meetings, and collaborative file sharing. Teams creation is managed through OKEY.
SharePoint is a web-based application for storing shared documents. SharePoint is highly configurable so its use varies greatly. A chief feature is that it provides an online workspace that supports collaborative work.
Used to report issues or request help with Office 365 applications other than Teams and SharePoint, such as Word, Excel, etc.