Why sell the crossbow? With it you can shoot 100 times for 1 soul, while the other is more powerful, you can only shoot 35 times with 1. The price is also iffy because someone else was trying to sell it, for resources + commission, so people will already know he's cheating them.

Wouldn't he be able to get an additional 10 daily evacuations if he took her as a companion/slave? Could be useful, though would needa be cautious of her spying/stealing/etc.... pestering and sharing of food/water too. Too many demerits.