Toyota — Break noise

Address:

560043

Dear sir'
I have toyota etios gd yellow board vehicle.
I have break noise in my vehicle.
I had left my vehicle for 12 times to toyota showroom in banaswadi.
But they couldn't sold my break noise problem.
So where to live my vehicle tell me.
Because of this break noise problem in my vehicle employs are getting disturbed.
Because of this problem in company also they are not taking my vehicle.
So tell me what to do