O365: Create a SharePoint List-On-Line What is a List? Viewed through a browser a SharePoint on-line List looks very much like a SharePoint on-line Library. However, where the library is a place to store a file, along with any metadata which describes the file a list is a place to store simple data. The data stored can be used as information, can be used as metadata across the site or can be manipulated to present different aspects of the information. In this sense a SharePoint on-line list can be compared to a spreadsheet, or a view of the contents of a database. A word of caution here, SharePoint on-line lists and libraries are effectively limited in content to 5000 rows. If it is anticipated that the row count of a list is likely to approach this number, it would be appropriate to split the list in to two or more separate lists, create a list which utilizes metadata indexing to filter searching or create a list which reads data from an external database on demand. These three o...