AT&T is looking at potentially expanding its GigaPower, one-gigabit-per-second fiber, Internet service in up to 21 major metropolitan areas, including San Francisco, Los Angeles, Chicago, and Miami. The push to compete with Google could bring it into 100 cities and municipalities. Atlanta, Charlotte, Nashville, and San Jose are all on its road map.

Google, Bing and Yahoo have announced a new scheme.org markup language and structured data for the Web, introducing a vocabulary that allows sites to describe the actions they enable and how these actions are invoked. The latest technology includes an improved vocabulary to help webmasters highlight items such as locations, objects, participants and start times. It translates what a human would infer from reading a block of text or seeing other types of content, and highlights it for search engines. The post points to supporting documents.

AdRoll has raised $70 million in a Series C investment round, with plans to focus on retargeting and to become "central to the process of buying online display ads as Google's AdWords is for search ads," per TechCrunch. The company has been working with travel search engines on a mobile implementation allowing brands to target browsers after consumers leave a Web site. Those visits can trigger specific ads on different devices.

Searchmetrics launched an "at-a-glance" URL analyses tool in its enterprise SEO platform to help search professionals analyze and optimize the organic search performance of specific landing pages on their sites. The company said search professionals can find it on the "Page Cockpit area of the Searchmetrics Suite." The tool aims to improve URL visibility and allow experts to see how landing pages are optimized based on analyzing search rankings for millions of keywords. It also enables marketers to identify trends over time that indicate whether a page loses or gains rankings for its targeted keywords.

While trying to improve the ability for Google Maps to detect numbers in a photograph, Google has discovered the ability to decode CAPTCHAs. Turns out the new algorithm that can read numbers in pictures with 90% accuracy also can read CAPTCHA puzzles with more than 99% accuracy. It suggests to brands that typing in a number should not be the only factor when it comes to determining a human versus a machine.

Search engines provide results based on intent, but as more wearable devices hit the market they will start serving content based on predictive needs. Tom Lustina looks at ways marketers can build content for technology wearers who want answers, but do not ask questions. Lustina calls it "unprompted search," but it's really a form of predictive analytics, the next technology sector to hit the online advertising market. He provides a list of questions marketers must ask before building the content based on the technology.

It looks like Warby Parker taught Google the fine art of shopping at home. Google rolled out a try before you buy program, allowing prospective buyers to try all four colors of Glass and the entire Titanium Collection for free. It requires a $50 charge on a credit card, refunded when the units are returned. The units don't work, but they can give potential buyers a chance to see how Glass feels like on their nose. The program isn't listed on the Glass site. Program details were emailed to prospective buyers who previously told Google they were interested in buying …

Erin Sagin explains the use of dynamic keyword insertion as a way to customize ads to match the user search queries, creating a better targeted ad linking with the searcher's intent. She runs down the pitfalls and the advantages of using DKIs. Some of the best practices explain bidding on misspelled keywords.

Initially announced in December, +Post ads are pieces of content that brands place in Google Plus profiles, such as videos and photos, which gets repurposed in ads and served across the Google Display Network. Toyota reported working with the sharing ad format. The company generated a 50% higher engagement rate with the +Post ad, compared with traditional advertisements. Larry Kim tells us how the ad drives engagement, how to create one, and how the ad unit competes with Facebook.

Diane von Furstenberg introduced a shopping Google+ Hangout last year where consumers can make an ecommerce purchase from the social site. The designer worked with Google to find a way to engage with consumers and allow them to purchase the products they see in the Hangout. Think Home Shopping Network only online. Last October, consumers joining the DVF Hangout had the opportunity to browse the items shown online, and in just a few clicks purchase any of the presented items. The live chat feature in Google+ lets brands answer questions as consumers seek answers before they click to purchase. Econsultancy …