Sharing tips about an specific area, that would pop up as you drive. Remarks written by drivers for specify roads or areas, such as "people crossing out of crossing lanes", "wet when slippery", "skate boarders often on the road"....just random tips that the drivers could write according to their opinion. It could be turned off by the driver once he/she has read it and it would never show up again. Tips that locals know and can improve driving safety and it's hard to create specific topics. Just custom made tips.