Account Settings are more advanced settings that don’t change often.
1.Edit Settings within the Account Settings of the Account Workspace allows users to set Account-level Unit restrictions that are applied to all Campaigns and Media Plans within the Account.
2.Max Program Unit Count is the maximum number of units the account can receive within one Program.
3.Separate Window Minutes enforces a lag time between units by the account. This prevents the same account from placing more than once within a certain amount of minutes.