Danny Dover shares five tips that beginners can use to build and get links from bloggers. Among them: social sites like Facebook and Twitter may be a good place to start looking. Dover suggests being "virtually social" can provide benefits that span years.

It appears Google can sell targeted ads inside iPhone and iPad applications, after Apple implied several weeks ago that it might not allow it, writes Yukari iWatani Kane and Amir Efrat. The two explain the importance of that fact after Apple on Thursday launched its mobile ad service, iAd. Apple charges between $1 million and $10 million to marketers who use iAds, with 60% of revenues going to developers.

Darko tried to follow Google's directions by producing great content, but after six months of waiting around for site visitors to come, he stepped up analysis to determine the content driving traffic from Google to the Web site. He provides insight on how to gain authority through link building, and reminds us that building great content remains one piece of a larger, more complicated puzzle.

Michael Gray has been spending a lot of time on his iPad lately, so he's put together a Webmaster, programmer, developer and blogger guide to using the device for work functions. He runs through all the apps you'll need, why you need them, and how to use them on Apple's device. For example, Linkjuice can take a quick snapshot of a Web site link profile. Or, if you use Odesk to outsource work, the tool lets you tie into the system, get status updates, or see screen shots from your remote team's previous work sessions.

Bill Slawski tells us about a Google patent granted this week that explores challenges search engines may face when performing a location search such as spelling errors, and alternative names or addresses. The patent application describes a method for performing a location search like receiving a query, determining key words corresponding to the location, and much more.

Miriam Ellis explains how to report a Google Maps problem in the Report A Problem feature. You can use the feature for many different types of error reporting. And while fixes aren't guaranteed, Ellis writes that this function represents a major change in Google's dismal approach to accessibility.

In a twist you don't hear too often, John Hargrave explains why duplicate content is good for you. Using a case study, he demonstrates how it can produce increased search rankings and lots of viral traffic.

Within each cell in Sergey Brin's body is a gene called LRRK2, which sits on the 12th chromosome, a genetic mutation that has been associated with higher rates of Parkinson's, according to Thomas Goetz. This very long article details Brin's search for a cure and tries to explain this crippling disease. "Brin is proposing to bypass centuries of scientific epistemology in favor of a more Googley kind of science," writes Goetz. "He wants to collect data first, then hypothesize, and then find the patterns that lead to answers. And he has the money and the algorithms to do it.