[header] How to remove permanent marker from a white board [title] Use a dry-erase marker to draw over the permanent ink. [step] Cover the marks as completely as you can, and be sure there the dry-erase marker isn't dried out and has plenty of ink. [substeps] It doesn't matter what color dry erase marker you use. 
[title] Wipe off the ink with a clean wipe board eraser or a soft rag. [step] Both the permanent and dry-erase marker should come off easily.