i am also unclear on this approach and would ask for a better explanation then the 2 year old forums suggested above.
This worked OK. thanks.
I am closing problem because i had the NameSpace as the same name as the Entity, obviously my problem.
Just to update, i am on Power Tools 1.7.0.
sorry i am confused also; same issue above but when i go to your link, its just a normal signup link. I do not know what you mean by 'accept invitation'