Lyft rolls out letting riders "favorite" or block drivers to enhance loyalty from riders and drivers; favorites get priority for future scheduled rides (Natalie Lung/Bloomberg)

Natalie Lung / Bloomberg: Lyft rolls out letting riders “favorite” or block drivers to enhance loyalty from riders and drivers; favorites get priority for future scheduled rides  —  The update is part of a larger effort to get riders and drivers to stay on the platform.  —  Lyft Inc. is letting riders …