Christopher NullPCWorld Follow me on Google+

Christopher Null is a veteran technology and business journalist. He contributes regularly to PC World and Wired, and is a technology columnist for Executive Travel magazine.

Worst Tech Habits

The 21 worst tech habits—and how to break them

Your keyboard is just one spill away from dark roast Armageddon. Sound familiar? Then you have a very bad tech habit, friend. Allow us to help.

Become an Evernote power user: 10 must-know tips

An overflowing mess of notes is the enemy. Here's how to attack stacks of content and get Evernote to do your bidding.

8 secrets to super-productive telecommuting

Telecommuting sounds like a dream come true, but it takes effort to stay productive and motivated. Here's how to work from home the right way.

Make your business shine online: 8 steps to boost visibility

Getting seen on the Web can feel next to impossible. Here's how your small business can overcome the odds and stand out from the crowd.

How to advertise on social media: Step-by-step on 4 networks

Before investing in an ad campaign, learn how to stretch your dollar and reach more people on Facebook, Twitter, LinkedIn and StumbleUpon.

Do social media ads really work? We put them to the test!

We placed ads on AdWords, Facebook, Twitter, LinkedIn, and StumbleUpon. Which service provided the best ROI? The results will surprise you.

on techhive.com

Meet the Microsoft Office Luddites: Why power users won't live in the cloud

A loyal band of Office power users insists they have no intention of ditching traditional software and joining the cloud any time soon. Call them Luddites, but their reasons are compelling.

How to clean up your business's online reputation

The health of your small business is only as good as the way people perceive it. If someone is badmouthing you on the Web, here's how to clean things up.

How to get started with Google AdWords

Building a genius campaign on the Internet's largest ad network is easier than you think. Here's how to get started and build exposure for your site.

Apple and Lenovo desktop PCs tops in satisfaction

In our reader survey evaluating desktop satisfaction and reliability, performance was the most critical feature.

Samsung leads a tightly grouped pack in printer satisfaction

Our reader survey indicates that consumers are largely satisfied with their printers, though overall satisfaction levels have declined since 2009.

Apple MacBooks lead in laptop features and reliability

Apple continues to dominate the world of laptops. When we surveyed our readers, they gave the company the highest scores in almost all of our satisfaction measurements.

45,000 PCWorld readers name the brands they love (and love to hate)

Who makes the most reliable computers and gadgets? We asked a small army of PCWorld readers to rate the companies that made their desktops, laptops, smartphones, tablets and printers. The results might change your perceptions of which companies to trust.

When does it pay to outsource your small-business tasks?

Outsourcing critical work abroad can save lots of money, but it can also turn out disastrously. Here’s how to avoid the biggest pitfalls.

Photo by Robert Cardin

Does your small business need a mobile app to stay competitive?

If you listen to the growing chorus of small-business owners, going mobile is becoming a necessity. But what are the real-world costs, payoffs, and drawbacks? SMB owners chime in.