<Table> <Tr> <Td> </Td> <Td> Look up third party in Wiktionary, the free dictionary . </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> Look up third party in Wiktionary, the free dictionary . </Td> </Tr> <P> A third - party source (as opposed to first - party source or second - party source) is independent of the first party and second party in a transaction, interview, or written description (etc .). A first - party source comes directly from the first party (such as a self - published document or product description). A second - party source is controlled by the second party, such as a customer who has written some product requirements, or a prior book or article written by the same author . </P>

What are the various sources of getting a third party software