Legally (though IANAL): create no IP, do no customer support, don't do any real "work". Ethically: don't be abusive. You're being paid to do a job, so the stan

Legally (though IANAL): create no IP, do no customer support, don't do any real "work". Ethically: don't be abusive. You're being paid to do a job, so the standard work ethic applies. Some personal stuff is expected and reasonable.