xTuple University has over 100 free on-line product training videos, ranging from product overview videos, to demonstrations of specific features in the software such as dealing with costing, purchasing, customer service, etc. These 1-5 minute videos and articles can be help you learn the tools that xTuple ERP provides to solve various business problems. You can browse through the titles, or Search topics by Subject (ex: costing, pricing), Role (ex: Purchasing, Warehouse) or any Keyword to locate articles and videos of interest.
See: xTuple U. Videos