Here we have an interesting infographic about the "Age distribuition on social network sites". As a future SEO professionals could be quite important to know about that division, to target the market and to make an appropriate link building in order to cover our clients needs.
Business on the Internet. Divide the market and attack the weaknesses. The only way to accomplish this task, as well as access to knowledge about the movement (internet free traffic) and the "know-how". Infographics like this one, can be a good value asset for SEO professional.
