The most frequent causes of bicycle accidents in Honolulu include: Motorist negligence such as failing to see cyclists, following too closely, or making unsafe turns; Distracted driving including texting, phone use, or other distractions that prevent drivers from noticing cyclists; Dooring incidents where parked car occupants open doors into the path of oncoming cyclists; Right-of-way violations at intersections where drivers fail to yield to cyclists who have the legal right to proceed; Unsafe passing where motorists pass cyclists too closely or without adequate space; and Poor road conditions including potholes, debris, or inadequate bike lane maintenance. Understanding these common causes helps establish liability and demonstrates the need for experienced legal representation to investigate all contributing factors.