Set account properties on the Properties tab of Admin > Account in Campaign Manager. Here are the sections:Identification
Name: Set when your account is created, the account name is used to identify your account in reports and in Campaign Manager.
Abbreviation: You account abbreviation is used in billing applications.
Description: You can enter a short description of your account, viewable by anyone with access to the account Properties tab.
Country: The country with which your account is associated, based on your contract. This field doesn't affect anything in your account. It's just for informational purposes, and can't be edited.
Default display language: The default display language for new user profiles.
Currency: The currency used in Reporting and the Schedule and pricing section of placements The currency set in your account will be used for these settings for all advertisers associated with the account.
Default placement dimensions: Choose the dimensions that will be selected by default when new placements are created. If you don't set default dimensions, newly created placements will not have a value selected for their dimensions.
Use infinite looping of animated GIFs: If this checkbox is checked, animated GIFs will never stop looping. If you do not check this box, animated GIFs will loop three times, then show the opening image. Typically, this box is checked.
Maximum number of active ads: The maximum number of ads that can be active in your account at any time. Once the maximum is reached, no additional ads can be activated or delivered.
Auto-enable new ads for optimized creative rotation: This setting is turned on by default. When it's turned on, new ads are set to the creative rotation option that most closely matches the campaign's creative optimization setting by default. If you turn it off, creative rotation will default to even for new ads. You can edit the creative rotation setting at the ad level at any time.
Active ads: The current number of active ads. If the number of active ads is approaching the maximum, you can change the status of ads to make them inactive.
Available ads: The number of active ads that can still be added before the maximum is reached.