Information Architecture book for free from google books http://books.google.com/books?id=OM3DvakML-MC&printsec=frontcover&dq=information+architecture&sig=LelzZLT1Aolhlji9f9II4jOv0qE
item level permission fix for document libraries https://blogs.pointbridge.com/Blogs/morse_matt/Pages/Post.aspx?_ID=8
