Vendor Number,TIN / SSN,Client ID,Is Company,Business Name,DBA Name,Vendor Category,DUNS,NPI,Other 1,Other 2,First Name,Middle Name,Last Name,Former Last Name,BirthDate,Address Line 1,Address Line 2, City,State,Zip,Mailing Address Line 1,Mailing Address Line 2,Mailing City,Mailing State,Mailing Zip,Rep1 First Name,Rep1 Last Name,Rep1 Email,Rep1 Phone Number,Rep2 First Name,Rep2 Last Name,Rep2 Email,Rep2 Phone Number,End Date remove the 2nd and the 3rd rows before starting the import,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, (required),(preferred),(optional),(required - TRUE/FALSE),"(required if ""Is Company"" = TRUE)",(optional),(optional),(optional),(optional),(optional),(optional),"(required if ""Is Company"" = FALSE)",(optional),"(required if ""Is Company"" = FALSE)",(optional),(optional),(preferred),(optional),(preferred),(preferred),(preferred),(optional),(optional),(optional),(optional),(optional),(optional),(optional),(optional),(optional),(optional),(optional),(optional),(optional),(optional)