Terrible experience - in shortening the sleeves of...

Terrible experience - in shortening the sleeves of a blazer, they altered it so that my arms could barely move (they made the armpit opening tiny, preventing any mobility). I had to wait around for them to try to fix it - and when I returned I spent 10 minutes trying to buzz at the entrance (and call) for someone to let me in. Only managed to get in when someone else left... won't return.