alongwith the application, u must submit passport copies (yours, spouces, children, if any), your i/d copy, attested marriage certificate copy, attested birth certificate copies of children, if any, house contract or electricity bill copy, bank statement for six months showing salary transfer (presently the basic sal shud b qr.7000), letter from your company. i dont think any agents can help u in this, as u hav to go directly and submit these papers. u may take help from your office mandoop.