As some of you well know, Mercury will enter retrograde tomorrow. For some, its a thing that will brook no response, and for others it may be devestating - this largely depends on your chart.
For those of you who are aware & concern yourself with the movements and orientations of the celestial wanderers, I've created a sigil for you, shown below.
I've been using this tech for some time now, and it works beautifully.
Have fun & enjoy making some magic. ;)