Make it easy for affiliate marketers to join the program and promote the products. Geno Prussakov sits down with Matthew Wood, with more than 15 years experience, to find out his view on affiliate marketing. The most important thing to consider: consumer attitude, especially the shift toward mobile vs. desktop devices. Learn how to use data correctly. Similar to brand Web sites, an effective use of data provides affiliate marketers with a better understanding of potential and existing customers.

Amazon expanded its Amazon Appstore for Android Wednesday, allowing developers to submit their apps for distribution in nearly 200 countries, including Australia, Brazil, Canada, Mexico, India, South Africa, South Korea, Papua New Guinea, and Vatican City. It allows consumers to search for games, books, and entertainment designed by registered developers. Amazon will automatically distribute the apps globally unless the developers designate otherwise.

Ads now appearing in Graph Search don't seem to target the content that Facebook members type in queries, but many experts believe they will one day soon. Today, they rely on the same targeting techniques as most of Facebook's ads, such as age, gender, city, employer, Likes, Open Graph activity, and retargeting based on cookies from Web sites recently visited, reports Josh Constine. Once Facebook figures out real-time targeting, all words and sentiment will become fair game. In Google, ads funnel prospective buyers to conversion. That's where Facebook wants its ads to lead.

Starting Tuesday, some mobile searches on google.com will offer expandable sitelinks that give searchers more information about Web site content. Similar to the desktop version, expandable site links allow searchers to view more deeply into a company's Web site. Google also released a Quick view tab that is only available today for Wikipedia pages in English, while it's in the test phase.

More than 1.2 million smart watches will ship this year, according to ABI Research. Speculation puts Google, Apple, Microsoft, and Samsung working toward becoming several of many manufacturers that will contribute to the market. The analyst firm splits the wearable computing segment into four categories: notification types, voice operational smart watches, hybrid smart watches, and completely independent smart watches. ABI Analyst Joshua Flood explains that devices with notifications are similar to MetaWatch and Cookoo smart watches, for example, offering alerts for incoming calls, messages and other notifications. Voice operational smart watches enable users to conduct calls and speak some commands …

Julie Joyce provides insight to help marketers better understand the meaning of a link network, and how to identify networked sites and know that when easily gained those links are too good to be true. A link network is a group of connected sites either owned by one person or multiple people. Joyce explains recent issues with networks and why marketers may want to avoid them. Read the article here.

comScore released March search engine rankings, giving Microsoft and Yahoo some encouraging news. The Microsoft-Yahoo network gained search engine query market share in March. Both companies saw a 0.2% increase in their market share of search engine queries. The total number of explicit search queries rose sequentially during the month from 18.3 billion to 20.4 billion. Google's share rose 11% to 13.7 billion for explicit searches, but saw market share drop from 67.5% to 67.1%.

Setting up data fees, product listing ad (PLA) campaigns, and optimizing campaigns in the data feed are all part of creating successful campaigns. While these are important steps in the process, optimizing PLAs in AdWords can make or break a campaign. Be sure to set up PLAs in a separate campaign from other search and display network campaigns in the account. This provides a way to implement different settings and budgets for PLAs to track performance metrics. Amanda WestBook takes us through product targets, bidding strategy, messaging, performance data, keywords, product filters and more. Read the article here.

Are consumers always signed into Twitter? I'm sure marketers are wondering how to make that happen. Kristi Hines creates a checklist for marketing brand gurus who want to make a connection with consumers in Twitter, using keywords in profiles, which are now searchable. She describes how to build an audience and engage through content, and advertising. Read the article here.

Another day, another wearable tech gadget known as a smartwatch. But don't call it that. Think of a computer on a wrist. Those believing Microsoft wouldn't build its own smartwatch apparently were sadly mistaken. No doubt Bing will become the default search engine; Big Maps, the dafault maps apps; and push technology the reason why advertisers would want to serve ads on such a small screen.