There are numerous benefits to be gained from Lean. A small summary.

• Everyone can participate in improving
• You learn more and more how to do processes and your own work smarter
• Processes run easier and faster
• Mistakes are not bad, but an opportunity to learn
• You do more meaningful work, and don't spend your time on unnecessary things (waste)
• For your customers, quality and delivery reliability improve
• Your customers are therefore happier with you and the work you do
• So work becomes (even) more fun for you and your colleagues!

If you want to know more about what is Lean, read this article.