Twitter is now the best news source right after a public figure’s death, and one of the best places to mourn as a community, but it also encourages some of the worst reactions.

Everyone grieves differently, and that’s as true on social media as it is offline. But in the aftermath of a death of a well-known public figure, we’re reminded once again that social media makes grief more public than ever before. Social media’s ability to help us share in communal mourning is worthwhile and valuable, but it also means that it’s easy to post something that may offend or hurt others. Twitter has become the best source for news in the moments after a public figure’s death, and one of the best places to mourn as a community,but it also encourages some of the worst reactions.

You don’t want to end up the subject of a micro-scandal because of insensitive or inappropriate tweets. Below, a few guidelines on expressing your grief on Twitter.