I am amazed at the wonderful articles that everyone is sharing on Twitter. It is a true community. I write education articles and post them on my twitter page and let everyone know that they can go to blogspot to get the free article. It is a wonderful way to get people to follow you who are looking for resources. When people appreciate what you contribute they will retweet you to others. I have found my niche and you can too. Brainstorm about topics that are not covered an write an article....