..leave a comment or message them privately to tell them to improve the quality of their posts..
Yes, this happen to me.
A few days ago, I was sent a message from a friend saying to increase the word count. Then he advised me to use the local language if it is not fluent when writing in English.
That's lovely I just say. Yes, word count matters. Most people post just a minute or 2 minutes read but it won't get more attention except it's a poem.