Underground

The Doctor thinks for a moment "Well, we give you safe passage for caravans and thanks for the offering"

He stares across looking interested "Of course a tax may be placed on such caravans, nothing that will cut into profits, but that is a detail that can wait. As for alliance, I apologize, since I a mercenary that would not be prudent." He lifted a finger "Unless You wish to purchase an alliance, in which case none of my customers would accuse me of favoritisms"

he shrugs "Its all about keeping the customers happy.