How to commute by bicycle efficiently and safely?

To commute by bicycle efficiently and safely, follow these tips:

1. Plan your route using bike lanes and paths whenever possible.
2. Wear a helmet and bright, reflective clothing.
3. Obey traffic laws and signals.
4. Use lights and reflectors for visibility.
5. Stay alert and aware of your surroundings.
6. Maintain your bike regularly for optimal performance.
7. Consider taking a cycling safety course for additional skills and knowledge.