Hi raju51279, I noticed your profile and would like to offer you my project.
Have some problem with a modified one page checkout page/module. If DNI is saved in adress the field its emptied when an order is place.
Ex. I update customers address with a valid DNI. Customer puts there order then the DNI input is removed from db.
Its some panik so I hope you can help me direct. Please send me a approx price and when you can have it done.