Volunteering your time to an organization remains exactly that: volunteer work. You're not being compensated for your time, so you'd hope that your contributions would at least be appreciated and that you'd be treated respectfully during your time there. Still, organizations that rely heavily on volunteer work can have the tendency to—well, forget this—and take the unpaid hours of their dedicated volunteers for granted, treating them as if they were subordinates instead. After all, where there…