Facebook buries several pages into their privacy settings the ability to turn off permission you grant to Facebook to allow their advertisers to take any photos you have uploaded. Here is the text from the settings page:
Facebook occasionally pairs advertisements with relevant social actions from a user's friends to create Facebook Ads. Facebook Ads make advertisements more interesting and more tailored to you and your friends. These respect all privacy rules. You may opt out of appearing in your friends' Facebook Ads below.
It is unpleasant to note that you are automatically OPTED-IN to this permission, and you must take action to opt-out.
Below is a step-by-step illustration so you can stop commercial interests from using you and/or your photographs in their advertisements:
(Continued after the Jump)
Now that you've done this, send this URL to your friends. Your automatic opt-in granting by facebook of the use of your photographs in ads could create liability if other people in those photos have not granted permission!
Please post your comments by clicking the link below. If you've got questions, please pose them in our Photo Business Forum Flickr Group Discussion Threads.