Many of our advertisers ask us if there is a peak time or more preferable time to serve their mobile ads. The answer is yes and no.

Android impressions, on both mobile phones and tablets, grew 48 percent month-over-month, according to a new study by Millennial Media.

Brands are increasingly using mobile as a means of reaching local consumers, with a new report from Millennial Media finding that local marketing grew 22 percent month-to-month.

Retailers and auto dealers are increasingly looking to mobile store locators to help drive local traffic into their locations, according to a new report from Millennial Media.

Mother’s Day is just around the corner and with consumers accessing their mobile device now more than ever, incorporating a mobile component – whether it is a banner ad, SMS campaign or application – in a retailer’s marketing strategy is a necessity.

Outdoor apparel company Patagonia Inc. is running a mobile ad campaign designed to raise money and awareness for environmental groups worldwide as part of the Earth Day 2011 celebration.

Shopping and retail applications experienced a 40 percent growth month-over-month in mobile advertising revenue, according to Millennial Media.

The American Red Cross is committed to raising money via mobile for the victims of the earthquake and tsunami that hit Japan last week.

Nearly 30 percent of subscribers accessing retail content on their phone cannot be reached online or in-store, highlighting a new audience that retailers can reach only through mobile.

Because 82 percent of shoppers use their mobile phone while in the store, marketers need to develop a mobile presence for the 2010 holiday buying season.