How to post videos on Twitter, or embed videos in tweets

You can post videos on Twitter by uploading them from your computer or mobile device, or copying and pasting a URL to embed in a tweet.

How to mute keywords and phrases on Twitter (and avoid spoilers)

Knowing how to mute words on Twitter can be especially vital for avoiding spoilers on popular shows. Here's how to mute on Twitter's app and website.
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You Can't Tweet With Us: How to Create a Private Twitter Circle

How Do I Edit My Circle? Once you create your Twitter Circle, you can edit it from the tweet box by choosing Public and hitting the Edit button next to Twitter Circle.From the Twitter Circle tab, ...