Location of Developer manual on website: http://mirror.globalcore.net/otrs/doc/doc-developer/2.3/en/html/ Download the PDF version of Developer manual here: ftp.otrs.org/pub/otrs/doc/doc-developer/2.3/en/pdf/otrs_developer_book.pdf -- Abhishek Kumar M: 0091-9901411364 E: abhishek@xenglobaltech.com W: www.xenglobaltech.com Skype: abhishek.kumar.prasad, Yahoo: abhishek_kumar_raju