I guess you can get non-dairy spread, mayo, salad cream, etc to put on. It's not her being sneaky and trapping people, it's just that people are dumb. "You're offering me butter when I specifically asked for dairy free?" "Yes" Adds butter. Bosses all slap foreheads in frustration.

Lack of training. Stupid people. I dunno. She's got a lot of stories. The animal neglect are the worst. The pub food ones are the amusing ones. She gets a lot of food poisoning from dodgy food.