Soapy water dries on car before I can dry it, leaving residue, because my one-bucket rinse process is too slow.

Workarounds Described

• uses battery powered foam cannon to pre-foam car
• uses one bucket with soap and multiple towels to wipe down
• rushes to dry car before soap dries

Implied Software Gaps

• A timed step-by-step washing guide app that adjusts for environmental conditions

DetailFlow Optimizer

A mobile app that guides hand-washers through a timed, step-by-step washing protocol. It uses voice prompts and haptic feedback to keep the user moving fast enough to prevent soap drying. Integrates with water timers and provides real-time pacing tips.