Aside from PC Extreme, there are a lot of sites you can check out online for PC repair tips. It can range from hardware to software and will entirely depend on what anyone who has problems with a PC is concerned.
The tips you can get on the web do not usually have to be professional in nature. In fact, the simpler terms used towards guiding people who need to repair their PC is better. Not all people are technically versed on PC terms and making it simple, using synonyms that makes it generally easy to understand will surely be more appreciated for novice PC repair specialists who want to avoid having a technician do it for them and pay professional fees in the process.
Such a recourse is not a cheapskate person. It is something like learning what you can to understand your PC better and avoid these mistakes in the process. The only way to learn in the world of technology is through hands on. Some may call it risky but the fact is that as much as possible, if you can try to resolve the matter with your own efforts, then the better.
The learning process is also something to look forward to. We find most issues on the web resolved by simply sharing the steps you made. Besides, if in case you fail to resolve the issue on your own, you can bring it to the standard PC technicians for repairs. But at least you tried and made paying for it as a last recourse.