They may suddenly pop up over the website that you are currently browsing, therefore distracting you to take notice of their ads. One time won’t bother you at all. But sometimes these ads can get so persistent that they already become a hassle. They begin to disturb you and you may want to get rid of them.
There are also other programs that may bother you in a different way. These are spyware programs that can get as malicious as can be. These programs can get downloaded into your system secretly without you knowing it. And just like what the name implies, spyware programs try to spy up on you in a variety of ways. They can monitor your surfing habits and send it to someone from the outside who might find a use for it.
Where to Find Adware and Spyware Scanning and Removal Tools