I do maintenance on CNC machines, etc.
Sometimes we can only hope the person submitting a work order is on our shift, so we can talk with them and try to figure out what they really meant.
The best written, with perfect grammar and spelling are from a fellow from Puerto Rico and one from Russia.
Many of those from younger Americans are truly pathetic.
One of the programmers I work with will send out emails detailing some issue. I often read and reread his documents, and come away wondering what the subject of the document is.