Some good reading on this topic: http://moz.com/blog/sense-of-community http://moz.com/blog/sense-of-community http://ryanhoover.me/post/77704756875/the-buildi

Some good reading on this topic: http://moz.com/blog/sense-of-community http://moz.com/blog/sense-of-community http://ryanhoover.me/post/77704756875/the-building-blocks-of-community http://ryanhoover.me/post/77704756875/the-building-blocks-of... https://www.quora.com/How-did-Instagram-build-up-its-community-in-its-early-days https://www.quora.com/How-did-Instagram-build-up-its-communi... http://www.inboundpro.net/16-influential-bloggers-reveal-build-loyal-community http://www.inboundpro.net/16-influential-bloggers-reveal-bui...