I'm a senior
java developer and i can provide you more than you expect. First of all i have the required experience of writing tutorials and clarifications.
Let me know if you are looking forward to work with me.
Sample for tutorial that i was written.
http://www.javabeat.net/eclipselink-jpa-annotations-inheritance-table-per-concrete-strategy/
Look at this tutorial, it's discuss the most rarely subject, it's a Table Per Concrete inheritance.
If you've searched about this keyword in the google "Table Per concrete eclipse link", you will get surprised cause my tutorial is the first tutorial that clarify the EclipseLink Table Per Concrete strategy, especially when you come to entity associated with another one through many to many.
Thanks
Mohammad Amr