This series of online sessions offers you "24 hours of PHP knowledge, from professionals, to professionals". Topics covered in this series of talks are: Regular Expressions, XML and Webservices, Debugging using Xdebug, Zend Framework, [and more].
Instructors for the courses include Kore Nordmann, Christian Wenz, Stephan Schmidt and "other community known experts". The talks will be in 2 hour long online courses and will only be presented in German. This first time it's being offered, there's a discount for the signups - a 200 Euro discount. Check out the training page for more information.