What is it that they are doing differently
One explanation is that you are not fully using the resources at your disposal. Often when something is 'free' people play with it then move onto the next plaything. Throw away and replace with a new, bright shiny toy is what people have been conditioned to do.
Consider how companies, and their shareholders, survive on our throw away mentality
Here you are online, working hard, while others have more connected followers than you. What is it that they are doing that is working? They are utilizing the resources like a link shortener.
Want to know why? READ the post!