A "Cease and Desist" notice sent via email, untraceable or otherwise is not likely to be effective. Terry's comment suggesting you call the police is a much better option, but perhaps the best is to get a lawyer involved, and have the individual served with an actual, legally binding order of protection, or whatever similar instrument you may have locally available and jurisdictional approved.
20 Best Anonymous Email Service Providers to Send Email Guerrilla Mail. Guerilla is one of the foremost anonymous email service providers that allow you to … How To Create An Anonymous Email (Full Guide With May 22, 2018
Newbie questions - How to send untraceable email 2020
The best free anonymous email accounts | NordVPN May 28, 2019
There are a few ways to do send anonymous email, but nothing is "untraceable." It's just a matter of how much effort is requried to do the tracing. There is almost always some evidence left behind. You can use an anonymous remailer, but they a
How to Create an Anonymous Email Account Apr 24, 2019 Stealth Email - Untraceable, Anonymous, Private Email - A