Amazon has the Kindle Edition of "Summer Knight" (Dresden Files; Book 4) by Jim Butcher on sale for $1.99 (regularly $9.99). Books 1 and 2 are for sale at reduced prices ($2.99 and $5.99 respectively) but I have seen them at theses prices (or lower) before.
https://www.amazon.com/Summer-Kni…sden+file
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