Live in Los Angeles, New York or London? Then don't be surprised to see your postal carrier showing up on Sunday with a package from Amazon. As the TechCrunch Web site recently documented, the online business giant has started Sunday delivery for its Prime customers living in these three major cities.

You almost certainly know by now that Apple has introduced its latest operating system for iPads and iPhones, iOS7. The mainstream technology press has fully covered the new mobile operating system. But there are still plenty of tricks they didn't bring up.

Apple’s critics have been hard on the company lately, criticizing it for failing to introduce any innovative products since the death of founder Steve Jobs. But a recent feature story by Entrepreneur provides evidence that the criticism might be misplaced.

Apple's new operating system -- iOS7 -- launched in September for iPads and iPhones. The leading features of this operating system have since been covered at length. Entrepreneur magazine recently showcased a few of the smaller tips and tricks which will make using this system much more satisfying.

Want your small business to function as efficiently as it can? Then you've got to use technology equally as efficiently. Fortunately, the Web site TechnologySchools.org has a lot of advice on how small business owners can make use of technology to boost their sales.

Dropbox has a new goal: It wants to be your go-to site for distributing and keeping photos. And, as TechCrunch writer Matthew Panzarino shares in a recent story, a new app gets Dropbox closer to that prize. Dropbox apps for the Mac now automatically find, upload and prepare links to screenshots that you produce on your computer.

Will Facebook's more advanced Graph Search -- which is being tested on select users now -- uncover some embarrassing comments concerning your sister-in-law that you'd rather the world not read again? Or what about a photo from your friend's bachelor party that you now wish were never captured? As TechCrunch writer Josh Constine says, it just may.

Google is taking direct aim at Microsoft by offering its mobile app Quickoffice available for free to all users, as outlined by writer CJ Arlotta with MSPmentor. Quickoffice is, of course, the incredibly useful app that enables users to work with Microsoft Office documents on their mobile devices.

Microsoft and Apple have long been rivals. Now Microsoft is chasing consumers who have already purchased iPhones, offering them a $200 trade-in if they bring in gently used iPhone 4S or iPhone 5 phones to a Microsoft store, as outlined by a recent story by CJ Arlotta for MSPmentor.

Want to safeguard your online accounts from hackers? Try two-step verification. Under this type of system, you first log onto your accounts with a traditional password. But that’s just the first step. You also need to enter a passcode or other form of identification to complete the log-on process.