(If you read this story, and especially you enjoyed it too, please review it or send an email to author. Authors deserve that. And your comments will encourage them to write more and better.)
This is the current reminder on the download page. It's good, but people are so familiar with it that they probably don't see it anymore.

What about varying the text, the colours, fonts etc, so that the reader is less likely to ignore it?

If Jinn would be willing to refresh this with something new every week or two, then perhaps the author/contributors would be able to compose some witty, hard hitting, blackmailing, pity-invoking, encouraging, and inspiring nags.

e.g.

(This is an off the cuff example!)

This site costs a lot of money to host.This story and others, cost the authors a lot of their spare time.Dear reader, please take a moment to give something back to this site by reviewing the story or sending a message the author.