1) Will I receive a valid invoice in the package? I need to declare the phone with my boss, who will refund if i show the invoice. 2) does the silent switch on the left side actually work? 3) which language is installed by default? 4) How much discount will I get if I order 2 of these phones? reply:1:we always write lower value on invoice,if you need true invoice value we can do it too 2:the silent switch on left side work 3:built in 45 countries language. 4:you can get 5% off if order 2pcs....