I get lots of emails on gang stalking. Here is how I have been responding lately:
I'm sorry to hear you're feeling frightened of being monitored.
If you know who might have done this, and believe that you are being victimized by a specific individual (a former partner or a stalker) you may want to check out the resources available at the National Network to End Domestic Violence at www.NNEDV.org
See also: https://www.nnedv.org/resources/safetynetdocs/technology-safety-plan.html
If, on the other hand, the things that are happening to you seem too bizarre to ...