Could you explain how one could use gtd in his business? Like what is ok and not ok to do? For example is it ok to write and sell books about how to implement gtd system? And what's wrong with this black belt membership thing?
If you have concerns or questions about the trademarks of the David Allen Company, please contact our headquarters at firstname.lastname@example.org. Our legal team would be happy to answer your specific questions if you are looking to use our trademarks in your business.