Migration Strategies, Coexistence modes, and migration analogies including the iceberg comparison are illustrated in this Teams infographic. Storage in SharePoint, Dropbox, Box, Gdrive and Citrix, Teams Appstore, Teams App Platform, and Teams Channels illustrated. Skype for Business is mainly focused on calling, chats and meetings. Teams also covers calling, chats and meetings, but also has a huge set of features around application integration and much of that integration is with the other Office 365 products such as SharePoint, OneDrive and Exchange.