As with any document that is subject to periodic updates be sure to get the latest one, not an outdated version. This is current one http://www.ok.gov/osbi/documents/SDA_Lawbook_NOV_2014.pdf It will be superceeded in about two months with a new edition that you can find on OSBI's website when its released.You can down load and print it... https://www.ok.gov/osbi/documents/SDA_Lawbook_NOV_2012.pdf