Well, one scary story could be about a haunted lighthouse. In the Middlemost Post world, there's this old lighthouse that was abandoned long ago. Sailors passing by at night claim to see a strange figure in the window. It's said that a keeper died there under mysterious circumstances, and his spirit still wanders, trying to relight the lamp that went out on the fateful night of his death.
One scary story could be a creature lurking in the sewers beneath Middlemost Post. It's a slimy, tentacled beast that drags its victims into the murky depths. No one knows where it came from, but every now and then, a missing person's case is linked to the sewers.
One post - credit scary story could be about a haunted movie theater. After the credits roll, a lone janitor is left in the empty theater. Suddenly, he hears whispers that seem to be coming from the seats. As he looks around, he sees shadowy figures moving in the aisles. Another is a story of a cursed DVD. Once the movie ends and the credits are over, anyone who touches the DVD starts to experience strange visions of a malevolent spirit.
Yes, there was. The post-credits scene in Scary Stories provided a hint or teaser for a potential sequel or added some additional context to the story.
One post - credits scary story could be about a haunted movie theater. After the credits roll, a lone janitor is left cleaning. Suddenly, he hears the sound of the projector starting up again on its own. He turns around to see the seats filled with shadowy figures that seem to be watching a movie that isn't there.
You could try posting on horror-themed forums or websites. They usually have a dedicated section for scary stories and a community that's interested in that kind of content.