Dead Island concept art

I looked at some concept art created by the people who made dead island and i noticed that they include a lot of detail into there drawings, such as the bloody hand print on the fire axe box on the wall. Looking at these pictures made me look more closely at what i was doing and that i wanted to pay more attention to detail, such as the vending machine and lights. I wanted to create everything bit by bit and take the time to add the little things in as well as the big. Here's the concept art from dead island -