Learn from other’s mistakes. Read AAIB monthly bulletins

The excellent ‘Airspace Safety Initiative’ another must read.

Read and learn – avoid an AIRPROX – Airprox Board Reports

General Aviation Safety Council (GASCo) publish excellent free monthly updates via email and are worth supporting for £16 per year. They also hold many free safety evenings during the winter at various locations – well worth attending.

Aviation and Maritime Confidential Incident Reporting (CHIRP) Free newsletter highlighting safety issues, sharing experiences.