Self-publishing is a constantly changing animal.  When I first wrote Outcast and the Blackguard, it seemed easy to market.  But as I was writing the final books of The Blue Dragon's Geas, the marketing dynamic changed.  Tactics I was using to sell 400 books a day suddenly fell flat.  When you self-publish you have to both write and then sell the books.

When Fallen Tiers, the last book, was finished I set about marketing the series.  So far, I haven't found a new magic...