(1) an explanation of the circumstances under which participants and beneficiaries may give investment instructions;
(2) an explanation of any specified limitations on such instructions under the terms of the plan, including any restrictions on transfer to or from a designated investment alternative;
(3) a description of or reference to plan provisions relating to the exercise of voting, tender, and similar rights appurtenant to an investment in a designated investment alternative as well as any restrictions on such rights;
(4) an identification of any designated investment alternatives offered under the plan;
(5) an identification of any designated investment managers; and
(6) a description of any “brokerage windows,” “self-directed brokerage accounts,” or similar plan arrangements that enable participants and beneficiaries to select investments beyond those designated by the plan.