This thread is for discussion and advice on building and upgrading your computer. Got a video card you'd like some opinions on? Want to know which processor to buy? Unsure about what kind of RAM to get? This is the thread to ask these questions in. Please do not ask troubleshooting questions; for those issues, please follow the procedure described in the Forum FAQ thread
If this is your first time building a PC on your own, the Tech Report has published an awesome step-by-step guide
on how to do it.
There are a lot of places you can buy parts from online. However, if you're not sure whether or not a certain site is reputable, the following retailers have been generally agreed upon to be reputable and safe to use:
Feel free to recommend more sites and if they're up to snuff, they'll be added in.