<|begin_of_text|><|begin_of_text|><|begin_of_text|>Facebook is holding a Developer Garage today at its offices in Palo Alto, and a number of new app policies will be formally announced. Some of the changes, though, are so dramatic that Facebook has briefed the bigger app developers in advance. And<wm>, in some cases, the changes could affect companies in industries that are often just now really taking advantage of the potential of their apps.

**Changes in app policies:**
- **Warning the content creators about changes**
Facebook said they are going to ask creators for their consent before publishing certain content in new ad formats that can be added on iOS. They are doing this to protect users, and to protect their advertising money.
- **More detailed labeling in app stores**
The app stores now have been updated</wm> with the latest Facebook policy, and companies now clearly indicate the reasons behind a more detailed explanation for a