How Make Your Phone Out off Coverage Area

Do you want to avoid a call . if you switch off the phone they will feel about .So how to avoid a call

Here is tip for you .Using this tip if they calls you there is only a notification like this

"the customer you are calling out off coverage area " ok They will you are not in coverage area ok

Now how to make this

• First take your phone and open your phone's back

• Then remove your battery with out switch off your phone ok 

• ok you are done