Duty of Impartiality: Requires that a trustee treat all trust beneficiaries impartially. - Duty to Diversify: trustee shall diversify the investments of the trust unless the trustee reasonably determines that, because of special circumstances, the purposes of the trust are better served without diversification. - Duty to Monitor: Trustee can hire professionals (IAs or IARs) to advise, but the trustee must monitor those professionals so that the interests of the beneficiaries are protected.