SATOR Square

Use the SATOR Square on the back of all mirrors, and all window & door sills. If you can't write it on the back of the mirror, then just use your finger and write it invisibly on the front.

S	A	T	O	R
A	R	E	P	O
T	E	N	E	T
O	P	E	R	A
R	O	T	A	S

Protection from magick for harm to you and to reverse the magick back to it’s sender: repels negativity. Draw on the the back of mirrors, window & door sills, and any other doorway (mundane or ethereal).