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# Best practices

Learn about some of the best practices we’ve gathered from years of working on and using Bootstrap.

We’ve designed and developed Bootstrap to work in a number of environments. Here are some of the best practices we’ve gathered from years of working on and using it ourselves.

Heads up! This copy is a work in progress.

### General outline

- Working with CSS
- Working with Sass files
- Building new CSS components
- Working with flexbox
- Ask in Slack