Whether you are worried about residential security or someone accessing a corporate property, it is important to know if your first line of defense is working to keep your valuables safe. A determined individual can open every lock, from what is on your front door to your filing cabinets. That is why you should know when they are at risk. Be aware that these signs mean that you have the vulnerability to being targeted, or may already be a target. If you are worried about someone getting into your property, be sure to consider the following.