kabhi babhi signal thk aha raha hota hain .... our ham es signal ko use kar sakta hain ... app nay sirf signal ko he use ni karna app socha say our appni samhaj say bhi work karna hai os say he ap ko fada ho ga... our her time app ki nazar signal par ni hone chahya. signal our apna knowledge ko app use kara phr os ko use kara.