I've been building, buying and breaking PCs for over 20 years, and I've learned a few things along the way about what (and what not) to do. Now that I write about computers for a living here at Tom's Guide, I often have to tap that painfully-earned expertise to answer questions from readers and colleagues about how to navigate the modern PC market without running into trouble.

If you're currently in the market for a new computer and aren't sure what to buy yet, I have a few tips and considerations to keep in mind before making a purchase.

When you're ready to make a purchase, you can also scope out our regularly updated list of the best computers and best gaming PCs we've reviewed for some more buying advice, as well as our in-depth hands-on reporting and testing results.

What do you ne

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