Facebook allows multiple users to administer Ad Accounts
Finally Facebook has decided to stop crippling its ability to generate revenue in the real world by allowing multiple users to administer an ad campaign. No longer is a critical part of your marketing tied inexorably to either personal accounts of people at your agency or a shared account which breaks the terms of use.
In typical FB style, this feature is exceptionally well hidden under Ads and Pages | Settings
You can add either a General User which allows them to spend money or Reports Only which is perfect for clients.

If you haven't tried FB Ads, now is the time - here's what a test campaign report looks like ...











