I had this problem when I was living in the States. At one time I had a punch of football player living upstairs. (I am talking 6'4", 250 pound guys). they used to party every other night, with the speakers on full blast. I tried some of the means some ppl suggested here: I talked to them, went upstairs in my pejamas (no flowers here)but to no avail. one night I was so fed up. so I grapped a kitchen knife and went upstairs and knocked loudly on the door, and .....
well, they were half drunk, half surrprised, and it worked.
I had this problem when I was living in the States. At one time I had a punch of football player living upstairs. (I am talking 6'4", 250 pound guys). they used to party every other night, with the speakers on full blast. I tried some of the means some ppl suggested here: I talked to them, went upstairs in my pejamas (no flowers here)but to no avail. one night I was so fed up. so I grapped a kitchen knife and went upstairs and knocked loudly on the door, and .....
well, they were half drunk, half surrprised, and it worked.
I know this might be an extreme solution, but...