Once you have been added to a policy as an approver, and that policy has been sent for review, you will subsequently receive the following notification email: 

• Once you select Review Policy, you will then be presented with the following screen;

Approvals: You can add any comments here that you would like the policy creator to see/action. You also have the ability to either 'Approve' or 'Reject' the policy. 

Policy: From here, you can review this particular policy before approving or rejecting it, as well as leave comments.

Schedule: This section shows the date the policy was created, and the targeted users who will receive it once it has been approved. You can also leave comments within this section.