Data conversion services refer to the transformation of data from one form, format or structure into another form so that it becomes easily accessible and useful. Businesses usually deal with various formats like PDF, spreadsheets, databases, XMLs, scanned documents and legacy formats which cannot be processed by new generation systems. Professional data conversion services can assist in converting files into required format keeping valuable data, information, formatting and structure intact. When businesses have to handle huge amounts of records, then it becomes necessary for them to outsource data conversion processes in order to ease the burden of internal employees as well as make such projects manageable. According to the requirements, data conversion services can offer a number of services including document conversion, PDF conversion, XML conversion, SGML conversion, formatting and even electronic document management. Outsourcing becomes especially useful when businesses have to process huge datasets within a definite period of time.