You can get permanent marker off clothes with hand sanitizer, off wood with rubbing alcohol, off carpet with white vinegar and off walls with toothpaste.
A not so lovely house guest had a permanent marker accident at your house? If you’re based in Bristol or Bath and want some help with you end of tenancy cleans get in touch with Master Cleaners on either 07810 568 446 or mastercleanerbristolandbath@yahoo.com.