Walk into an independent book store in most cities and you’re likely to find signed copies of various authors’ books sitting around. Sometimes the authors will sign a bunch as part of an in-store appearance; sometimes the writer or their publisher will ship a box of signed books; sometimes authors just go into stores and do ninja-style signings without anyone knowing. This is all fine in most of the country, but no longer in California, where a new law requires anyone sells virtually any autographed item to include a certificate of authenticity and to keep detailed records of each item for years. [More]