Visa is approved to day. They asked 2 Qs   what does your son do? where he live in US?   Self sponsoring is the best way to get visiting visa anukunta.. property with 10-12l liquid cash in accounts works.   Follow this link : makki to makki copy chesa letters kuda :D    http://www.immihelp.com/visitor-visa/sponsor-documents.html   Evarikina Qs unte contact me.