Climb the steps all the way to Windows guru status with our invaluable selection of tips and shortcuts for XP and Vista.

Your photos, music and data are just a virus or hard disk failure away from oblivion. Build a triple-layer defence using PC Authority's practical guide.

A few weeks ago we asked for your eBay stories, and we’ve received a lot of responses about bad sellers, demanding buyers and more.

Our full guide to saving cash-saving secrets is here, from how to get discounts on PCs, to SIM only phone contracts, the best DSLR cameras deals, and discount licensing from Adobe, Microsoft and others.

We've searched every corner of the web for the most useful (and useless) sites you've never seen. Download free movies and music, find the cheapest shopping sites, get a degree, make money, walk on Mars and much more.

We've traversed the acronym laden landscape of VoIP for you, and present you with the PC Authority guide to VoIP: what it is, what kinds of services you can find, what savings you can expect to make and how it is that you can go about setting up VoIP for yourself at home.

Want to skip the Christmas crowds, or nab a once in a lifetime bargain? Online shopping could be the answer. Tim Dean looks at the glory and the pitfalls.

From the moon landing, to the rise of Apple and Google, we rate the most inspiring technology moments in history.

Stuart Andrews shows you how to set up and maintain the perfect backup routine.

Guarantee your data is secure by backing it up remotely. We test six of the most popular services.

The Internet is booming again, but this time it’s very different. PC Authority brings you up to speed with the global Web 2.0 phenomenon.

Is your PC the stable, error-free platform you need? We didn't think so. Leigh Dyer, David Kidd and Ty Pendlebury present the essential guide to fixing your PC.

Is it possible to run all your electronic gadgets - even your laptop - on renewable energy sources? PC Authority's eco-warrior Matthew Sparkes gets on his bike.

From watching iView on your mobile to live Australian TV while overseas, to Freeview, Foxtel IQ2 and TiVo, Stuart Andrews and Zara Baxter perfect the menu for takeaway TV.

Your wireless network is more powerful than you imagine. Use this guide to fully understand and utilise it.

How did a vibrant palace of bargains and trust turn into a standoff between buyers and sellers? Part one of our major feature.

How will you be computing in the next 12 months? PC Authority brings you 2005's big technology stories - before they happen.

Things that make you go aaaargh, including Vista, Bluetooth and other things that may or may not make you mad

Do you have a business or are in charge of a business’ tech security? Get some tips from PC Authority’s experts.