If you are having signal problems the worst decision would be to wait for your operator to increase its strength, for as time goes by the situation is unlikely to change for the better. If you really want to get rid of 3G signal issues, read how to improve 3G signal right now. For an effective solution to the problem, it is recommended to use a professional device – a 3G booster.
The signal in our office used to be rather unstable. And our carrier could not help us. So we decided not to waste time and to resolve the problem on our own by getting a mobile repeater. The obtained results exceeded our expectations. I send you a few images for your reference.