[Bigg Red]

Many of the parents’ notes are probably not better, as you say, but it’s also possible that many of the teachers are not that bright either.

[grania]

Another possibility. Sometimes a teacher is just real happy to send a brat home.

FWIW, I did on occasion encounter students whose parents had the child write a note and they scrawled a signature.

[Larry Lucido]

it’s also possible that many of the teachers are not that bright either.

"Dear teacher. Please let Johnny go home early. He's dead. A blonde mother."

"Dear blonde mother. I sent Johnny home. As one blonde to another, I hope Johnny gets better."