If you regard yourself as a good driver, no doubt you will pride yourself on being polite and considerate while out and about on the road. According to one driving expert, however, this politeness could well prove to be your downfall if you're not careful, even if you have the very best of intentions.
In typical British fashion, drivers in the UK will often signify gratitude to others on the road who show them courtesy, after being let into a junction or permitted to pass by in a safe manner. They may show their appreciation by waving or flashing their headlights, thinking nothing of it.
However, Comparethemarket motoring expert Julie Daniels has cautioned drivers against using a common 'thank you' gesture, warning that they could risk incurring fines of plus three penalty points, DevonLive reports.