Top mobile ad network  Millennial Media, released its latest SMART Lite report for the month of January, as a part of its newly introduced Millennial Monthly newsletter. The report reveals some interesting statistics about where mobile advertising stands today, shedding light on all the major trends going on in mobile right now.

Millennial reports its ever-growing ad network now spans across 7,000 apps and mobile sites, and reaches over 90 million unique visitors a month. App impressions on Millennial’s network for instance experienced a whopping 35 percent month-over-month growth, and advertisers are developing and enhancing their campaigns accordingly. 13 percent of advertisers on the network utilize rich creative media in the campaigns, and 10 percent of campaigns use 3 or more targeting method.

Increasingly sophisticated and accurate mobile ad targeting methods are growing in importance – and are gaining traction – as audiences grow their mobile presence, and as mobile platforms expand their turf. Consequently, Millennial’s SMART report reveals 81% of campaigns support multiple platforms.

Location-based marketing has had a dominant presence in mobile advertising and accordingly in Millennial’s SMART reports throughout the past months, with the latest release being no exception. Local market targeting grew 15% in January, representing 41% of the audience targeted on Millennial’s network. Behavior audience and demographic represented 14% and 45% percent of the audience mix of the targeted campaigns on the ad network, which represented 46% of all the campaigns on the network in January 2011.

When looking at the top 10 publisher categories ranked by the most impressions mobile social, or mocial, topped the list. It was followed by entertainment, messaging, weather and sports, with the books and reference category landing the last spot. From the advertiser’s perspective brand awareness was the number one campaign goal, followed by traffic generation and getting viewers to join, download or purchase an advertised offering. Notably, Mother’s Day, Memorial Day and Father’s Day topped the upcoming events advertising planning list in the U.S, while Mother’s Day, the Royal Wedding and the FA Cup got the most attention over at the U.K .