Even if it were reposted within a month, a considerable number of people would have never seen it before. It's just the nature of these boards.
Just rely on the upvoting system. If people think it is relevant, they upvote. This means things will only show up on the front page if enough people are interested (ie it has been long enough since it was last posted).
Just rely on the upvoting system. If people think it is relevant, they upvote. This means things will only show up on the front page if enough people are interested (ie it has been long enough since it was last posted).