As much as there are barriers, they can easily be prevented with some common sense:
Preventing background noise – Background noise is something you can’t really stop but you can attempt to minimise it. If you own an office building, it is most likely it will be next to the main road, where you’ll hears cars and people passing by and that can be a major barrier for your performance. What you could do is install soundproof windows, which prevents the sound from travelling through the window, resulting to a quiet office room and a greater chance of your performance at work improving. However this can be expensive and you will need an adequate budget in your company if you