You are Gus Gamelton. A member of Elevator Maintenance Team at Black Mesa Research Facilty. You work here for a very long time and alredy saw things. You heard that today a very important person visits BMRF but it's none of your business and today will be just another day, isn't it?
Not bad but you should probably add a checkout device and perhaps a custom texture indicating this is the place where customers need to pay.
I.ebayimg.com