Footfall calculation using smartphone location data

Calculate footfall to given locations using smartphone location data. 2 datasets will be provided - Location datasets - Points on which footfall has to be measured Smartphone location data - The data contains location data in terms of lat, long and geohash of smartphones. Possible resources to use - geofencing, geohash Attached is some sample smartphone data. Please provide a sample analysis using this data to showcase your ability to get selected for the project. Data belongs to US. You can assume a location for calculating footfall for sample analysis