How to Opt Out of Twitter Spam

I joined Twitter a little over a year ago and have been learning how to be a good twitizen ever since. I would follow people that
were interesting or who were talking about topics that interested me. When I first joined, it seemed to be populated mainly with real people but as time passed I started seeing twitter accounts that were automated. I would
follow someone and within seconds or minutes I received a direct message thanking me for following them. I know that Twitter has
an API but I couldn’t imagine that everyone I was receiving the direct messages from knew how to do that.

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