ako partner kay nkapalit ug iphone4..factory locked.. then amo gpa jailbreak ug pa unlock..the problem is that the store rep. had us bought smart nga sim.. so palit sad me..kay abe namo for testing lang..when we got home..we tried the sun prepaid sim.. dili jd mo work ang sun nga sim sa iphone4 nya ay..smart na lang perme iya g.insert..wahaha..unsaon mani namo oi..any idea guys?