yeah boss,rules r simple , if u want to bring ur father in law and mother in law , u have to show ur marriage certificate for evidence and they will on ur wifes gurantee, means theu will need ur wifes passport copy as well... goto qatar airways and get 28 days visa. initially its of 14 and then u can extend it to more 14 days. and if u want to get from any travel operator then email me at [email protected].