Yes, I recall that memory charms are a dangerous magic to play around in, which is why I'd like to avoid any sort of mishap. I will contact you with more information when it comes available from the lady herself. Thank you for your willingness to help.
Yes, Ben misses Faustus greatly, but I've explained that Faustus needs to bond with his entire family, and that includes Draco, Tracey and their children, and he understands as much as he can.