Raven looked thoughtful for a moment.
"The favour of knowledge would just be a written favour for now. It might be to help us locate some materials of interest, but I am uncertain of the specifics. I would suggest it written as a major favour in the eyes of the north."
He then continued to stretch his back.
"Seems we are close to a good result. Four months of payment and a major written favour of knowledge. I hope that we can settle it here and move on to the new business."