Twitter Data Mining: A Guide to Big Data Analytics Using Python

https://www.toptal.com/python/twitter-data-mining-using-python
Brief intro to data mining using Python and Twitter. 

Twitter’s multi-billion dollar mistake happened five years ago

https://medium.com/@mathewi/twitter-s-multi-billion-dollar-mistake-happened-five-years-ago-8f354e07881e#.niin67mp3
#twitter's big mistake came 5 years back when they shut out 3rd party developers claims this article:

Online Advertising Channels Cheatsheet! Search vs Social [Infographic]

http://www.themarketingfilter.com/online-advertising-channels-cheatsheet-search-vs-social-infographic/
infographic comparing Google, Facebook, and Twitter #advertising.

3 Unusual Lessons We Learned by Studying Over 16 million Posts (And 100,000 Brands) on Social Media

https://blog.bufferapp.com/3-unusual-lessons-we-learned-by-studying-over-100000-brands-and-16-million-posts-on-social-media

Good info from the #bufferapp people on what engages on different #socialmedia platforms.

The Great Big List of Twitter Lists, Ideas, and Tools

https://marketinginsidergroup.com/content-marketing/big-list-twitter-lists-ideas-tools/

I've never used #twitterlists much, but this article is about to change my mind. Any of you use them? If so, for what?