The m2eclipse plugin is fully documented in the free, online book Developing with Eclipse and Maven.
This book covers the installation and configuration of the plugin as well as detailing some of the procedures you can use to:
- Create projects using Maven Archetypes
- Check Out a Maven Project from SCM
- Import Maven Projects
- Materialize a Maven Project
- Add and Update Dependencies and Plugins
- Download Source and Javadoc
- Resolve Dependencies
- Search Remote Repositories for Maven Artifacts and Java classes
- Use the Form-based POM Editor
- Analyze Project Dependencies in m2eclipse