This article gives you an overview of how to create a proximity alert and its associated alerts/nortifications.
1. click on alerts
2. then click on create alert button
3. under alert triggered select proximity zone.
then click on new proximity
4. populate the parameters as required
i. value in meters
ii.the proximity zone name
the click apply to buffer on the zone selected then lastly save
5. save the proximity zone
6. lastly create an alert to be triggered when a violation of the proximity is detected.