These rules have been updated since first published based on both experience and some feedback received by commenters. A big thank you to KinkyKoala for her thoughts and discussions with me on this topic.
Below are my personal safeword rules for online casual play and online D/s relationships as a Dom. They are basically an enhanced traffic light system that many people will be familiar and comfortable with. I am willing to play with other safewords and safeword rules too, but...