Provide an ambient notice (unobtrusive, non-modal) when location is being accessed to increase awareness of ongoing tracking.
Strip Invisible Metadata
Strip potentially sensitive metadata that isn't directly visible to the end user.
Active broadcast of presence
Users may choose actively when they want to share presence information, to increase both the relevance of, and control over, sharing.
An informational privacy dashboard can provide collected summaries of the collected or processed personal data for a particular user.
How can a service effectively provide notice to a user who gave permission once but whose information is accessed repeatedly (perhaps even continuously) over a long period of time? Proactively notify the user after the time of consent that information is being tracked, stored or re-distributed.
Support minimization of data collection and distribution. Important when a service is collecting location data from or about a user, or transmitting location data about a user to a third-party.