Clearing his throat, he lowered the book back down and shut the flap. "Reasonable, Your Majesty? That's a very subjective term. The project is quite costly, though I have some proposals for savings. Reusing an existing building instead of constructing a new one, for example -- there's a number of empty edifices in the lower tiers of the city which might serve. But there are still considerable expenses, both mundane and magical, as well as an indeterminate timeline before results can be achieved."