I'm looking for PHP CMS for the technical services application where i can enter the warranty card and the problem encounter for the problem like expert system where i can enter the solution for the problem..
Maybe you can use the professional PHP CMS projects such as Joomla, which is a free and Open Source PHP CMS for building professional web site easily. It is often the system of choice for small business or home users who want a professional looking
site that's simple to deploy and use.