I want to make sure that I don’t violate the Facebook Developer Terms of Service. What information am I allowed to retrieve from Platform and store in my own database?
The (short) list shown in Table 9-1 is all you’re allowed to store.
Table 9-1. Storable data
Friend list ID
Marketplace Listing ID
Total number of notes written by a user
Last time the user’s Profile was updated
The Developer Terms of Service can be found at http://developers.facebook.com/terms.php.