LPT: If someone writes on a whiteboard in permanent marker, go over the entire area that has the permanent marker in on it with a whiteboard marker. The two different inks will react with each other and then can be erased with a whiteboard eraser.

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keepthetips

Erasable marker is just permanent marker plus permanent marker solvent.

Buddahrific

Or just wipe with Isopropyl alcohol for a clean slate…trust me I am an absent minded teacher.

a2banjo

>inks will react with each other No it’s the solvent in the erasable ones

aVoidPiOver2Radians

“Permanent” Markers are actually just wet-erase markers, use isopropyl alcohol.

Sticky32