Spyware is much the same as weeds in your nursery or bloom bed. They just appear when you least expect it. You didn't plant them there and you definitely don't want them to stay. . Now and then the weeds dominate and are hard to eliminate. Once in a while they harm the trees, and plants they are close. It sneaks in, causing damage to your computer, your software, your personal information and even in some cases your financial information. It can be hard to find, and you may not even know about it until it's too late. So what can you do? Much the same as you accomplish for your yard, bloom bed or gardens. . .. try to stop the weeds before they occur. One of the highest rated "weed killers" is Webroot Spyware Sweeper.