One more mobile app discovery tool will soon hit the market. Xyologic aims to let people find what they're looking for more easily, but the tool focuses on games. The company's closed beta test will sift through the more than 493,000 apps in the Google Play store. For the past two years, company engineers have been testing how users search for apps, the queries they type and the kind of behavior they exhibit when on the hunt.

The Internet Retailer conducted a survey that found 50.8% of respondents said they will not increase the amount they spend on cost per clicks this year, and 49.2% will increase that spending. Last year, only 6.4% of respondents reported paying on average 5 cents or less per click, but this year the largest group -- 17.6% -- will spend between 26 cents and 40 cents. The study highlights a variety of factors that influence the budget amount that marketers will spend on paid search.

Finding profitability in paid-search ads that generate leads relies on back-end data, according to Sean Quadlin. He provides insights into setting up a step-by-step analysis to identifying the specific search engines, networks and campaigns generating tangible revenue. He takes us through campaigns on Bing and Google to identify the differences in campaigns.

Kevin Lee gives us six reasons why "search clicks rock." Aside from clicks sending a clear signal of intent, one of the more interesting comparisons points to search engines filtering bots, especially after the news that Long Island startup Limited Run deleted its Facebook page after repeatedly seeing signs of bots clicking on its ads. 

Google has set up five basic steps to optimizing mobile-only campaigns. Katie Kellogg explains each, from creating easy to reach text used for copy in ads, to optimizing keywords that quickly identify the topic. For example, Kellogg tells us to add existing keywords from a desktop campaign to mobile and after three to four weeks analyze click-through and conversion rate. It will make sense to pause keywords if they have low CTRs or zero conversions. Then it's time to experiment with new words. The post appears on a nonprofit blog, but the tips are basic search strategies.

Rovi has entered into a license agreement with Google that supports Fiber Pay-TV service in Kansas City, Missouri and Kansas City, Kansas. Google will license the company's patent portfolio under a multi-year agreement. Google claims its new high-speed Internet and TV service will deliver speeds roughly 100 times faster than most U.S. homes receive on standard broadband.

Eric Engage talks with Bing's Stefan Weitz on the value of social signals in search results. In a one-on-one interview they discuss Bing's integration with Foursquare, social media in general and possibilities of expanding connections with other social sites, and how social might influence search ranking factors.

For those interested in building 2D games for iOS there's Google's framework cocos2d for the iPhone. It's about getting AdMob ads to work in this Google code. A little techie, but for those in need, Google takes us through two necessary processes for getting autorotation to work using v0.99.5b3 or higher in framework.

The Center for Investigative Reporting has launched a news channel on YouTube with help from Google. The organization is working with The New York Times, BBC, ABC, Al-Jazeera and the Investigative News Network to bring content to iFiles. The YouTube channel went live Thursday.

Attribution modeling provides online marketers with a roadmap to conversion values. Google Analytics Premium now offers an Attribution Modeling tool. Kristian Lauritsen guides us through how to use it, suggesting segmenting queries, setting up Google Analytics, and sorting through data and insights. Lauritsen tells us that while the examples are based on AdWords and paid-search marketing, the concept can also easily be applied to SEO and other marketing channels.