Company refuses to give a temp employee a raise, despite promoting him to a role that requires the workload of a full-time employee

You should feel lucky if you've never had to do temp work. Those jobs are not for the faint of heart. You never feel like you're quite secure in your position, and that's because you're not. You can get fired anytime for literally any reason. You don't have the same protections and benefits as full-time employees.  READ MORE