I saw this tweet the day along with the ensuing thread: Seriously, who emails a professor with words like "u" and "plz hlp"? Am I allowed to put language in my syllabus that penalizes students for obnoxious, intentional misspellings? Maybe: -1% to your course grade multiplied by the edit distance of the word with its correction? — Austin Cory Bart (@AustinCorgiBart) November 30, 2018 I wanted to reply but as usual, I decided to reply in a blog post so that it doesn't get lost in the Twitterverse.