Not many of us are apt to test the limits of our corporate bounds, and most of us would rather go through the day unscathed and tip toe through performing our specified tasks like loyal office hounds. This is not really an issue for those who wish to brighten up their cramped corporate cell by throwing up some obscure cars, or very attractive Girl Wallpaper as a monitor background. Use a filtered image search, get to know and abide by the policies, and you can avoid the hassle of being scorned for being a mischievous digital rebel.