Useful information about the business side of photography http://www.the-aop.org/information/downloads
Stop and Search – photographers’ rights. www.the-aop.org/download/14106
What is the “Orphan Works Issue”?
The UK Intelectual Property Office have published a useful document “The Enterprise and Regulatory Reform Act 2013 – Your photos and you”.
It takes the form of a 3 page pdf listing Myths and Facts about the orphan works issues.