"Teacher should be easy enough. What, advising on how to pursue... futures? We can go with that, keeping it general. Leave it to me to do the talking, that much I can manage when needed!"

To the frustration of some, but generally to his usefulness or amusement. In this case, bamboozling suspicious folks asking after their intent should be fairly easy.

... He can always pretend it's about examining the architecture. Perfect plan.