If you are locked out of that Union then i cant help!! . Latest quality course on ebay. Have a look!!http://cgi.ebay.co.uk/Locksmith-course-chubb-yale-locksmithing_W0QQitemZ6006330784QQcategoryZ317QQrdZ1QQcmdZViewItem
Aparently most training courses don't teach drilling because it make a mess but these boys don't care First day letterbox tool bit of drilling then a nice cuppa Second day fit a mortice lock plus use specialist tools for that finished look (filling knife & mastic gun). Finally Q&A session!! mine would be can i have my bloody money back mate. (Oh bring your own tools hammer drills...sledgehammer!!)