Good Graphic that explains all the components that go into Viral Growth of an application or product. From Mattan Griffel http://www.slideshare.net/mattangriffel/growth-hacking
27 Most Important Google Search Algorithm Updates in 2012

Facebook vs Twitter vs Pinterest

Courtesy of Quick Sprout
Hop is a suitcase that follows the user. Represents the next generation of luggage, the following. The suitcase contains three receivers that are able to receive, identify and triangulate different signals coming from the user’s cell phone. A microcontroller interprets these signals calculating the phone’s position regarding to the suitcase. The same microcontroller operates a caterpillar system based on compressed air, which follows the user at a constant distance. If the signal is lost the user is alerted by the vibration of the phone and suitcase locks itself. The bags can be programmed to follow one to another or are controlled jointly by the staff that handles the baggage at airports or stations. If a suitcase can move by itself, besides facilitating the lives of a large number of travellers, families, disabled people, … could also spare all the elements that moves externally the baggage (conveyor belts , carts, …)
The clearest reference are the bellhops, people who moves the luggage of a few privileged customers. With current technology that is present today in lawn mowers or automatic vacuum cleaners, a suitcase can embed the function of the bellhop.
Dutch Sandwich & Double Irish: Benefits and How it works

Infographic from NYTimes
The ROI of Social Media

Infographic by MDG Advertising
Three Myths of Social Media ROI (Infographic)
WOMMA found three top myths regarding social media ROI:
- Measuring “likes” and “followers” equals social media ROI.
- You measure for social media ROI the same way you do for traditional media, such as TV.
- Social media should be measured independently of other channels.
Read more: http://www.marketingprofs.com/chirp/2012/9228/three-myths-of-social-media-roi-infographic#ixzz2Arb44rda

