To supplement basic data extraction and imaging services, CPI document processing specialists provide these BPO solutions for legal, educational, commercial, scientific, technical, medical and online publishers: Indexing Graphic manipulation Document structure determination Encoded Archival Description ( EAD ) Document Type Definition ( DTD ) analysis Create PDF bookmarks Table of contents with HTML hyperlinks Data analysis, transformation, migration Reformatting ( realign fonts, margins, paragraphs, bullets, numbers while keeping page integrity )