Honda USA celebrated this year’s Valentine’s Day with a social media campaign, which involved a great dose of improvisation and interactivity. The “You Are Our Valentine” promotion got the staff from Honda’s headquarters and manufacturing facilities from all across the country responding to consumer’s Facebook posts, tweets and Instagram uploads in real time with personalized Valentine’s Day virtual cards.

Nivea UK celebrates Valentine’s Day with a great interactive video campaign, which invites the audience to get into the middle of a girl’s date. The “Date To Remember” video, launched on the brand’s YouTube channel, introduces a girl named Emily, who is on the first date with her dream guy. With this campaign, developed at Agency Republic, Nivea invites its fans to add more fun to the date by clicking on the objects in the restaurant.

In 2013, Levi’s legendary jeans style, Levi’s 501, marks its 140 anniversary, and the brand encourages its fans from across the globe to join the celebration on the dedicated page. The jeans, which have been evolving and updating over the past decades to fit the new style movements, managed to preserve its authenticity and original spirit. This is perfectly reflected on the special digital wall, Levi’s501.com.

Google has lent its homepage to promote a movie—the upcoming comedy film “The Internship” got a huge marketing support from the web giant, which placed the announcement of the Google+Hangout with the film’s co-stars Vince Vaughn and Owen Wilson right beneath the search box on its main page, Google.com. The movie tells a story of two laid-off forty-something men, who are interns at a successful internet company (apparently Google), where their managers are in their 20s.

Twitter is stepping into a new area of e-commerce by partnering with American Express to enable its consumers to buy goods by simply typing in a hashtag of an item they want to purchase. To start using the micro blogging service for shopping purposes, users are invited to sync their Amex accounts with their Twitter profile here, at sync.americanexpress.com/twitter.