Adware is one of those things that many people simply do not worry about until the ghastly stuff actually does some damage. Yes it can cause damage and sometimes this is too late to fix. The plain facts are that adware or spyware can number one effect your computers functionality and two this can lead to system failure and ultimately data loss.
Now without putting the fear of god into you the data loss scenario is certainly a possibility but in the most extreme of cases. How does this happen? well quite simply if you allow certain spywares to gain access to your pc then over time these and the addition of others can seriously slow down the functions of your pc.
Now if your pc is functioning slow due to adware this means that any product you might purchase to cleanse it will also run at a slower pace. If the spyware or adware remover cannot faction properly due to this lack of efficiency then it may be that a reboot of your computer is the only way to solve the problem. This alas will result in the loss of your personal files and installed software's.
If you have safeguarded your data and made backups then there is really nothing to be concerned about as once you re-load your operating system software the adware will not be lurking inside your pc. Then you can safely re-add your files and add your programs at your leisure. This means the only loss you will incur is a few days of your time undergoing re-installation procedures.
The moral is that buying some adware or spyware protection is really something for the wise amongst us. If you value your files and programs then a small amount of money spent on a security program is nothing when compared to the misery that malware can cause.
Firstly to check to see if you have an adware or spyware problem them simply take advantage of a free scan. If it shows you are indeed infected then remove the problem immediately.
Once this is done and you have some kind of computer guard then regularly scan and put your mind at ease.