Two Minute Tutorials: What is OpenStreetMap?

Two Minute Tutorials: Adding a building to OpenStreetMap

Two Minute Tutorials: How to sign up for OpenStreetMap

Open Street Map Introduction and How to Use

Tutorial – How to use OpenStreetMap data in QGIS (including extracting a subset/crop)

Creating the First Bus Map: The OpenStreetMap Revolution

Getting Started With Editing in OpenStreetMap

How to edit OpenStreetMap. A quick guide / tutorial.

JOSM Open Street Map Editor for Beginners