Help! Wanted!

Roughly 400 bands in kolkata if i make a guess are functioning or tryin to function... well they'r i'm sure holdin practice sessions somewhere... where is wat i want to know... cause i play in this band and we hold our prac on one of the floors of a 13 storey highrise ... i must put in .. we play english rock... and the result is we get numerous complaints from the flats in the vicinity sayin they are very much disturbed by noise we create... i agree they may get disturbed beacuse all they get to hear is not the song or the jam but a constant hum of the bass drum and bass guitar accompanied with sudden guitar distortions and organ chops ( our keyboardist is very fond of organ chops not my fault ) .... so do every band face this.. and how do they wrk it out.. can anybody give us some prac space.... help help help..... ! i must also say put in dat sound proofin this flat is out of the question bcause by father will butcher if i try to ruin the flat in any way.... ! help help help elp elp elp lp lp lp ppppppppppppppppp !