Shiri, who starts with a low number when asked what her salary expectations are so that she doesn't look greedy,. Mariah asks for slightly more paid time off instead when her new company can't meet her salary request. Luca, who knows he will work mostly from home, so he asks for a stipend to set up his home office during negotiations. Rupert, who asks for a higher starting salary and provides evidence that the original offer was unusually low for his role.

Which person is taking an ineffective approach to negotiating a job offer?